Flum sits in a lane that keeps pulling adult disposable buyers back. The shape feels familiar. The flavor style stays loud. The draw stays simple.
I wanted a clean lineup test. I also wanted real daily friction. That includes pocket carry, quick breaks, long sessions, and charging habits.
I tested with Marcus Reed and Jamal Davis. Dr. Adrian Walker reviewed safety language. Our workflow stayed consistent across devices.

Product Overview
| Device | Pros | Cons | Ideal For | Price | Overall Score |
|---|---|---|---|---|---|
| Flum Pebble 6000 | Strong flavor pop, steady draw, easy recharge | Specs vary by listing, shell picks up lint | Adults who want an all-day disposable feel | $12–$20 | 4.5 |
| Flum Float 3000 | Smooth airflow, compact tube carry, predictable hit | Older design feel, less control, lower ceiling | Adults who want simple grab-and-go | $9–$18 | 4.1 |
| Flum Gio 3000 | Comfort shell, easy draw start, stable flavor | Battery details vary, fewer modern cues | Adults who value comfort in hand | $9–$20 | 4.0 |
| Flum Wafer 1600 | Flat pocket carry, quick flavor punch, low fuss | Shorter lifespan, less forgiving late-stage draw | Adults who want a compact backup | $8–$15 | 3.8 |
| Flum Float X 10K | Clear tank visibility, dual-coil feel, recharge safety net | mAh often not listed, coil fatigue can creep in | Adults who hate dead-battery waste | $12–$22 | 4.3 |
| Flum Mello 20K | Long run time, strong vapor, screen feedback | Bulkier carry, flavor can drift late, higher spend | Adults who want a high-capacity disposable | $14–$28 | 4.2 |
Testing Team Takeaways
I kept noticing a Flum “signature” across devices. The airflow leans smooth. The flavor leans bold. The shell feel aims soft in the hand. In day-to-day use, the biggest swings came from coil behavior near the end. Battery behavior also changed by model.
Marcus pushed these harder than I did. He ran longer pulls. He stacked sessions. He kept checking warmth around the body. He said, “When a disposable stays cool under stress, I relax.” He liked Pebble and Float X most. He also called out late-stage flavor flattening on Wafer. He said, “That last third is where the truth shows up.”
Jamal cared about pocket life. He kept tossing devices into a bag pocket. He also did short hits while walking. He said, “If the mouthpiece feels weird, I stop reaching for it.” He liked Wafer for backup carry. He liked Float for tube carry. He disliked bulky devices in tight jeans. He said, “Big body, more pocket drama.”
Flum Vape Vapes Comparison Chart
| Model | Device type | Nicotine range | Activation | Battery | Charge | Listed liquid | Listed puffs | Coil | Airflow style | Flavor performance | Throat hit | Vapor | Battery life | Leak control | Build feel | Ease of use |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Pebble 6000 | Disposable | Often 5% | Draw | 500–600 mAh listed | USB-C on many listings | 10–14 mL listed | Up to 6000 | Mesh listed | MTL-leaning, smooth | High | Medium to strong | Medium | Strong for size | Good | Soft shell feel | Very easy |
| Float 3000 | Disposable | Often 5% | Draw | 650 mAh listed on some pages | Version varies | 6.1–8 mL listed | Up to 3000 | Mesh listed by some sellers | MTL-leaning, airy-smooth | Medium-high | Medium | Medium | Solid | Good | Tube, simple | Very easy |
| Gio 3000 | Disposable | Often 5% | Draw | 800 mAh listed on several listings | Often non-rechargeable | 8 mL listed | Up to 3000 | Mesh listed by some sellers | MTL, slightly tighter | Medium-high | Medium | Medium | Solid | Good | Soft coating | Very easy |
| Wafer 1600 | Disposable | Often 5% | Draw | Often not consistent in listings | Typically non-rechargeable | 5 mL listed | About 1600 | Mesh listed | MTL, quick ramp | Medium-high | Medium | Low-medium | Shorter | Fair to good | Flat carry | Very easy |
| Float X 10K | Disposable | Often 5% | Draw | Rechargeable, mAh often not shown | USB-C common | 8 mL listed | Up to 10,000 | Dual mesh listed by sellers | MTL to loose MTL | High | Medium-strong | Medium-high | Strong | Good | Clear tank feel | Very easy |
| Mello 20K | High-cap disposable | Often 5% | Draw | 650 mAh listed | USB-C listed | 15 mL listed | Up to 20,000 | Hybrid mesh system listed | MTL, warmer bias | High | Medium-strong | High | Very strong | Good | Bulk, screen | Easy |
Public listings for these models describe capacities, puff counts, and coil claims, but the exact numbers can vary by seller and batch.
What We Tested and How We Tested It
We scored each device using the same daily-use rubric. The team tracked draw start consistency. The team also tracked flavor stability. The team logged how the device felt in the pocket. The team noted any condensation.
Flavor accuracy came from repeated side-by-side pulls. Each tester stuck to the same flavor set per device. We looked for top-note clarity. We also watched for syrupy sweetness creep. A flavor can start clean. A flavor can turn flat after coil wear.
Throat hit stayed subjective. We described sensations. We did not turn them into health claims. Vapor production was measured by visible density. It was also judged by how fast the room smell built.
Airflow and draw smoothness came from slow pulls. They also came from fast pulls. Battery life was tracked by normal use days. Recharge behavior mattered for rechargeable models. We watched heat near the port. We also watched charge completion behavior.
Leak and condensation control was judged by mouthpiece wiping. It was also judged by pocket carry checks. Build quality was judged by shell flex. It was also judged by mouthpiece wobble. Ease of use covered learning curve. It also covered how often we needed to think about the device.
Flum Vape Vapes Our Testing Experience
Flum Pebble 6000

Our testing experience
I kept reaching for Pebble when I wanted a steady routine. The body sits in the palm. The coating feels soft. It does not feel slippery.
Jamal started with pocket carry. He put it next to keys. He pulled it out fast. He said, “This shape disappears in my pocket.” He noticed lint on the mouthpiece ridge. He started wiping it more often.
Marcus treated Pebble like a stress test tool. He took longer pulls. He kept spacing them tight. He watched for warmth. He said, “If it heats up, it tells me the coil is straining.” The Pebble stayed calmer than he expected. The warmth showed up late. It did not spike early.
I tracked draw activation. I tried half pulls. I tried slow pulls. The device fired clean. Misfires stayed rare in our run. Condensation showed up after heavy sessions. It stayed manageable with a quick wipe.
Pebble fits adults who want a single device for a workday pattern. It also fits adults who recharge once and keep moving. It does not fit adults who want adjustable airflow.
Draw experience and flavors
Pebble’s draw feels smooth. The pull starts with light resistance. The vapor ramps fast. The throat feel can land firm at 5% labeling. That feel depends on pull length.
We tested Berrymelon Ice first. The berry note hits early. The melon lands mid-draw. Menthol sits as a cool edge. The blend felt tight. Jamal said, “That cold finish makes the sweetness behave.” The downside showed up in long pulls. The berry turns candy-like.
Next came Aloe Grape. The grape note leans purple and sweet. Aloe brings a watery gel vibe. The inhale feels slick. The exhale leaves a clean edge. Marcus liked it for long sessions. He said, “It stays stable when I chain it.” The weakness is subtle. After heavy use, the aloe fades first.
Peach Ice came after lunch tests. The peach starts bright. It feels syrupy by the second pull. Menthol sharpens the back end. I noticed throat feel climbing when I pulled harder. A gentler pull made it smoother. Jamal said, “Short pulls keep it clean.”
Cool Mint was our “reset” flavor. It hits cold first. Sweet mint follows. The vapor feels crisp. The downside is monotony. It can feel flat after a day.
Strawberry Banana landed as a dessert note. Strawberry tastes like jam. Banana tastes like candy taffy. The inhale feels thick. Marcus said, “This one turns heavy fast.” He used it in shorter bursts.
Lush Ice pushed the watermelon angle. The watermelon feels bright. The menthol feels sharp. The throat feel stayed medium. The sweetness still builds. It can stick to the tongue.
Best draw experience, for our group, came from Aloe Grape. Berrymelon Ice also held up well. Those blends stayed coherent across repeated pulls.
Pros and cons
| Pros | Cons |
|---|---|
| Strong flavor punch with mesh-style warmth | Listing specs vary by seller and batch |
| Recharge option on many versions | Coating can pick up lint in pockets |
| Stable draw activation in daily use | Sweet flavors can get heavy late |
| Good pocket feel for commuters | No airflow adjustment |
Key specs and flavors
- Price: commonly listed in the low teens to low twenties
- Device type: disposable, rechargeable versions common
- Nicotine strength options: often listed at 5% (50 mg/mL)
- Activation method: draw activated
- Battery capacity: commonly listed around 500–600 mAh
- Charging port: USB-C on many listings
- Estimated charge time: often about 30–60 minutes in typical USB-C use
- Coil type: mesh listed
- Tank capacity: commonly listed 10–14 mL
- Airflow style: MTL leaning, smooth, non-adjustable
- Vapor production: medium, consistent
- Leak resistance features: anti-leak claims appear on listings, mouthpiece wipe still needed
- Build materials: coated shell, molded mouthpiece
- Included accessories: usually device only
- Safety features: overcharge or short-circuit claims appear on some listings
- Flavors available: broad lineup varies by seller, common examples include Berrymelon Ice, Aloe Grape, Peach Ice, Cool Mint, Strawberry Banana, Lush Ice
Common listing ranges for Pebble include puff count and battery size, but values differ by source.
Review score
| Metric | Score | Remarks |
|---|---|---|
| Flavor | 4.7 | Mesh-style delivery keeps fruit blends vivid through most of the life |
| Throat Hit | 4.4 | Firm on longer pulls, smoother on short pulls |
| Vapor Production | 4.3 | Dense enough for satisfaction without feeling like a cloud rig |
| Airflow/Draw | 4.5 | Consistent draw start with light resistance, few misfires |
| Battery Life | 4.4 | Rechargeable versions avoid dead-battery waste before liquid ends |
| Leak Resistance | 4.2 | Minor condensation after heavy sessions, no major pocket leaks in our run |
| Build Quality | 4.4 | Soft shell feels sturdy, mouthpiece stayed tight |
| Ease of Use | 4.8 | Zero setup, predictable draw behavior |
| Portability | 4.5 | Palm shape rides well in pocket, still a bit bulky versus a flat device |
| Overall | 4.5 | Best balance across flavor, stability, and day-to-day carry |
Flum Float 3000

Our testing experience
Float feels like the classic Flum shape. The tube body slides into a pocket easily. It also comes out quickly. Jamal treated it like a commute tool. He said, “This is the one I can grab without thinking.”
I watched the draw start. I also watched how it behaved when the liquid dropped. The early life stayed smooth. The mid life stayed predictable. The late stage became slightly sharper. That showed up most on menthol blends.
Marcus pushed it harder at home. He kept pulling longer. He checked warmth near the top. He said, “It stays cooler than I expected.” Still, he noticed flavor thinning earlier than Pebble. He described it as a “fade.” That fade felt like less top-note pop.
Condensation stayed moderate. The mouthpiece needed wiping. It did not feel messy. The shell stayed clean in pocket carry. The tube shape also kept it from catching on fabric seams.
Float fits adults who want a simple disposable. It works for short sessions. It can feel limited for heavy users.
Draw experience and flavors
Float’s draw feels slightly airier than Gio. The ramp is steady. The vapor is medium. The throat feel stays moderate on most pulls.
We started with Melon Ice Cream, which shows up in some Float flavor menus. The melon hits sweet first. A creamy note follows. Menthol stays light. Jamal said, “It tastes like candy melon with a soft finish.” The weakness showed up on long pulls. The cream can feel artificial.
Next came Lush Ice. Watermelon is the headline. Menthol is the edge. The inhale tastes bright. The exhale tastes cooler. I noticed sweetness sticking to the tongue. A sip of water fixed it. Marcus said, “That sweetness builds when I chain it.”
Green Apple brought a tart angle. It starts sharp. It then turns candy-like. The throat feel rises on hard pulls. Short pulls kept it balanced. Jamal said, “This one wakes me up, but it gets loud.”
Cool Mint worked as a baseline. It feels clean. It also feels consistent. The downside is boredom. It is a tool flavor.
Peach showed a softer profile. The inhale tastes like peach syrup. The exhale tastes like light chill. The blend held up well. It did not get harsh quickly.
Power Bull style flavors appear more often on Gio listings, but we used an energy-drink style Float flavor when available. It felt sweet and sharp. Marcus liked the bite. He also warned it can feel harsh after long sessions.
Best draw experience landed on Peach. Lush Ice also stayed reliable.
Pros and cons
| Pros | Cons |
|---|---|
| Tube carry works well for commuters | Flavor fades sooner than Pebble for heavy use |
| Simple draw activation feels predictable | Older-style design offers no feedback cues |
| Smooth airflow for quick breaks | Sweet profiles can feel sticky on the tongue |
| Low learning curve | Specs vary across listings |
Key specs and flavors
- Price: commonly listed around the low teens, varies by shop
- Device type: disposable
- Nicotine strength options: often listed at 5% (50 mg/mL)
- Activation method: draw activated
- Battery capacity: listings include 650 mAh on some pages
- Charging port: varies by version and listing
- Listed liquid: 6.1 mL shown on some official-style pages, 8 mL on many shops
- Listed puffs: up to 3000
- Coil type: mesh coil appears on some seller listings
- Airflow style: smooth MTL leaning
- Vapor production: medium
- Leak resistance: anti-leak claims common, wipe still needed
- Flavors: vary widely, common themes include menthol fruit, candy fruit, some dessert
Float listing details vary by source, including liquid capacity.
Review score
| Metric | Score | Remarks |
|---|---|---|
| Flavor | 4.1 | Strong early flavor, noticeable fade sooner for heavy sessions |
| Throat Hit | 4.0 | Moderate hit, menthol blends sharpen late |
| Vapor Production | 4.0 | Consistent medium vapor, not a high-output feel |
| Airflow/Draw | 4.4 | Airier smooth draw with reliable activation |
| Battery Life | 4.0 | Good for its class, but non-recharge versions can end early |
| Leak Resistance | 4.1 | Only light condensation in our pocket tests |
| Build Quality | 4.0 | Simple shell with steady feel, fewer premium touches |
| Ease of Use | 4.7 | True grab-and-go behavior with minimal fuss |
| Portability | 4.5 | Tube body slides into pockets easily |
| Overall | 4.1 | Reliable classic disposable feel with fewer modern extras |
Flum Gio 3000

Our testing experience
Gio feels like Float’s cousin with a softer body. The coating sits warm in the hand. The mouthpiece also feels comfortable. Jamal cared about that. He said, “This one feels nicer on my lips.”
I used Gio during short work breaks. The draw started fast. The airflow felt a touch tighter than Float. That tighter pull helped flavor feel denser. It also made the throat feel a bit stronger on long pulls.
Marcus pushed it outdoors. Wind can mess with draw feel. Gio stayed stable. He also tracked heat. He said, “No weird hot spot on the body.” He still noticed coil fatigue earlier than Pebble. It showed up as a slight dullness in fruit blends.
Condensation stayed similar to Float. The mouthpiece needed a wipe. The coating also held fingerprints. That is cosmetic. It did not impact use.
Gio fits adults who value comfort in hand. It fits adults who want a slightly tighter pull. It does not fit adults who want recharge support in every case.
Draw experience and flavors
Gio’s draw leans tighter. The vapor feels slightly warmer. The mouth feel feels denser. That changed how we perceived sweetness.
We started with Tropical Punch, a common Gio listing flavor. The inhale tastes like mixed fruit syrup. The exhale brings a light tang. Jamal said, “It’s loud, but it doesn’t scrape.” The weakness is sweetness build. After several hits, it feels sticky.
Juicy Apple came next. It tastes crisp at first. It then turns into candy apple. The throat feel rose on longer pulls. I kept pulls shorter. That kept the apple bright.
Berry Fusion leaned darker. The inhale tastes like berry candy. The exhale tastes slightly tart. Marcus said, “This stays stable when I push it.” Still, late-stage pulls felt flatter.
Power Bull style flavors are common on Gio menus. The first pull tastes sharp and sweet. The second pull tastes syrupy. The throat feel can hit stronger. Marcus liked it in short bursts. He said, “It scratches the itch, then I stop.”
Coffee Pump showed up on some flavor lists. The coffee note tasted sweet. It leaned more like flavored candy coffee. It did not taste like espresso. Jamal disliked it. He said, “That aftertaste hangs around.”
Litchi Ice brought a floral sweetness. The inhale feels perfumed. Menthol keeps it from turning cloying. I liked it for steady use. The weakness is that litchi can feel artificial. That showed up after heavy sessions.
Best draw experience landed on Litchi Ice. Juicy Apple also stayed reliable.
Pros and cons
| Pros | Cons |
|---|---|
| Comfortable mouthpiece feel | Flavor can dull earlier under heavy use |
| Slightly tighter draw boosts perceived flavor density | Battery and recharge details vary by listing |
| Coating feels good in hand | Sweeter flavors can leave lingering aftertaste |
| Easy daily carry | No airflow adjustment |
Key specs and flavors
- Price: often listed from single digits to around $20 depending on shop
- Device type: disposable
- Nicotine strength options: commonly listed at 5% (50 mg)
- Activation method: draw activated
- Battery: 800 mAh listed on several product pages
- Charging: often listed as non-rechargeable
- Liquid: 8 mL listed on several pages
- Puffs: around 3000
- Coil: mesh coil appears on some seller listings
- Airflow: tighter MTL lean than Float
- Flavors: common examples include Tropical Punch, Juicy Apple, Berry Fusion, Power Bull, Coffee Pump, Litchi Ice
Gio specs like liquid capacity and puff count are commonly listed, with battery details also appearing on multiple pages.
Review score
| Metric | Score | Remarks |
|---|---|---|
| Flavor | 4.1 | Tighter draw helps flavor density, sweetness can get heavy |
| Throat Hit | 4.0 | Moderate hit, climbs on longer pulls |
| Vapor Production | 3.9 | Steady medium vapor with slightly warmer feel |
| Airflow/Draw | 4.2 | Tighter MTL pull feels consistent across sessions |
| Battery Life | 4.0 | Solid for 3000 class, recharge usually not part of the model |
| Leak Resistance | 4.0 | Light condensation, no major seepage in our carry tests |
| Build Quality | 4.0 | Soft coating with stable mouthpiece fit |
| Ease of Use | 4.7 | Very little learning, consistent firing |
| Portability | 4.3 | Easy carry, slightly thicker feel than a slim tube |
| Overall | 4.0 | Comfort-first disposable with a tighter draw bias |
Flum Wafer 1600

Our testing experience
Wafer changes the carry story. It sits flat. It rides in a pocket like a small card. Jamal loved that. He said, “This is the pocket backup I forget about.”
I tested Wafer as a secondary device. That is the right context for it. The puff ceiling is lower. The device also feels less forgiving late. The first half tasted strong. The last part felt thinner.
Marcus ran it as a stress test anyway. He kept pulling harder. He wanted to see if it overheated. It stayed mostly fine. He still called out coil fatigue. He said, “You can feel it losing its edge.” That loss felt like less flavor clarity.
Condensation felt slightly more noticeable than I expected. It showed up as a light wetness on the mouthpiece. A wipe fixed it. Pocket carry stayed clean.
Wafer fits adults who want a compact spare. It also fits adults who want short bursts. It does not fit adults who want one device for a full week.
Draw experience and flavors
Wafer’s draw starts fast. The resistance feels medium. The vapor is lighter than Pebble. The flavor still hits early. It is front-loaded.
We tested Guava Ice first. Guava tastes tropical. It leans sweet. Menthol adds a crisp snap. Jamal said, “That cold note keeps it from feeling sticky.” The weakness shows up late. The guava turns faint.
Banana Ice came next. Banana tastes like candy. Menthol cools the finish. Marcus said, “It tastes good, but it gets thick.” On longer pulls, the banana can feel heavy. Short pulls fixed it.
Pink Lemonade brought a bright profile. It tastes like sweet lemon drink. It also brings a light tartness. The throat feel felt sharper than fruit-only blends. I kept pulls shorter.
Sour Apple tasted sharp early. It then turned candy-like. The tartness fell away after repeated pulls. Jamal said, “It starts fun, then it turns sweet.”
Aloe Grape felt smoother. The grape tastes sweet. Aloe adds watery softness. This flavor held up best for us on Wafer. The inhale stayed clean. The exhale stayed balanced.
Cool Mint worked as a neutral baseline. It stayed consistent. It also felt a bit thin. That thinness is not bad in short bursts.
Best draw experience landed on Aloe Grape. Pink Lemonade also kept enough bite to stay interesting.
Pros and cons
| Pros | Cons |
|---|---|
| Flat carry feels effortless in pockets | Shorter lifespan versus higher-cap models |
| Quick flavor pop early in device life | Flavor clarity drops faster late-stage |
| Very simple use pattern | Less satisfying for heavy, long sessions |
| Good as a backup device | Condensation needs more frequent wiping |
Key specs and flavors
- Price: often listed under $15
- Device type: disposable
- Nicotine strength: commonly listed at 5%
- Activation: draw activated
- Liquid: 5 mL listed on many pages
- Puffs: around 1600
- Coil: mesh coil listed by some sellers
- Charging: typically not rechargeable
- Airflow: MTL leaning, quick ramp
- Flavors: often listed with options like Guava Ice, Banana Ice, Pink Lemonade, Sour Apple, Aloe Grape, Cool Mint
Wafer listings commonly show 5 mL capacity and around 1600 puffs, with mesh coil claims on some pages.
Review score
| Metric | Score | Remarks |
|---|---|---|
| Flavor | 3.9 | Strong early flavor, faster drop in clarity near the end |
| Throat Hit | 3.8 | Medium feel, sharper on tart profiles |
| Vapor Production | 3.6 | Lighter vapor fits short sessions, less satisfying for heavy pulls |
| Airflow/Draw | 4.0 | Quick start with stable resistance for casual use |
| Battery Life | 3.6 | Lower ceiling matches the device class, ends sooner for frequent users |
| Leak Resistance | 3.8 | More mouthpiece moisture, still manageable with wiping |
| Build Quality | 3.9 | Flat body feels durable, mouthpiece stayed steady |
| Ease of Use | 4.6 | No setup, easy to treat as a spare |
| Portability | 4.8 | Flat pocket carry is the core strength |
| Overall | 3.8 | Best as a compact backup with good early flavor |
Flum Float X 10K

Our testing experience
Float X changes the disposable rhythm. The clear tank matters. You can see the liquid. That reduces accidental dry pulls.
Jamal carried Float X in a bag pocket. He pulled it out between errands. He said, “Seeing the liquid saves me from guessing.” The body stayed compact for the puff rating. It did not feel like a brick.
I paid attention to recharge behavior. Some disposables die early. That wastes liquid. Recharge support reduces that. I also watched for heat during charging. In our use, the body stayed normal. The port area stayed mild.
Marcus pushed Float X for output feel. He said, “This one hits closer to a higher tier device.” He liked the vapor density. He also liked the coil response. Still, he noticed a small drift after long use. The drift felt like sweetness rising. It also felt like top notes dulling.
Float X fits adults who want fewer dead-battery failures. It also fits adults who like strong flavor. It does not fit adults who want adjustable wattage control.
Draw experience and flavors
Float X draws smoothly. The ramp is fast. The vapor feels thicker than Float 3000. The throat feel lands firmer on long pulls.
We tested Pink Guava first. The guava tastes tropical. A floral note sits behind it. The inhale feels sweet. The exhale feels perfumed. Jamal said, “It tastes like candy fruit, but it stays smooth.” The weakness is sweetness build after long sessions.
Clear Oolong surprised me. It tastes like light tea. It also tastes slightly floral. The draw feels smoother than candy fruit. Marcus said, “This is the one I can chain without getting tired.” The downside is subtlety. Some users will call it weak.
Cola Ice hit sharp. Cola tastes sweet. Menthol cools the back end. The throat feel rises quickly. Short pulls helped. Jamal said, “This feels punchy, then it gets too cold.”
Lush Ice came next. Watermelon stays bright. Menthol stays crisp. The vapor feels dense. The blend stayed consistent for us. Late-stage, the menthol can dominate. That makes the fruit feel thinner.
Mint worked as a clean baseline. It tasted sweet mint. It felt cold. It also felt consistent. Marcus used it between heavier flavors. He said, “It resets my palate.” The weakness is monotony.
Taro Ice brought a creamy starch note. It tastes like sweet taro candy. Menthol keeps it from turning heavy. I liked it early. Late-stage, it felt sweeter. Jamal said, “It’s fun, but it gets dessert-heavy.”
Best draw experience landed on Clear Oolong for stability. Pink Guava also delivered the richest mouth feel.
Pros and cons
| Pros | Cons |
|---|---|
| Clear tank reduces dry-hit guesswork | Battery mAh often not shown on listings |
| Recharge support helps finish the liquid | Sweetness can creep upward over long use |
| Dual mesh feel boosts vapor texture | No airflow adjustment |
| Compact for its rated class | Flavor drift appears for heavy chain use |
Key specs and flavors
- Price: commonly listed in the teens
- Device type: disposable with recharge support
- Nicotine strength: commonly listed at 5% (50 mg)
- Activation: draw activated
- Liquid: 8 mL listed
- Puffs: up to 10,000 listed
- Coil: dual mesh listed by several sellers
- Battery: integrated rechargeable, mAh often not stated
- Charging: USB-C commonly listed
- Visibility: clear tank listed
- Flavors: common examples include Pink Guava, Clear Oolong, Cola Ice, Lush Ice, Mint, Taro Ice
Listings for Float X commonly show 8 mL capacity, draw activation, and 10,000 puff rating, with dual mesh coil claims on some product pages.
Review score
| Metric | Score | Remarks |
|---|---|---|
| Flavor | 4.5 | Strong mouth feel with clear tank helping avoid late-stage dry pulls |
| Throat Hit | 4.3 | Firm on long pulls, smoother with shorter pacing |
| Vapor Production | 4.4 | Denser vapor texture than the 3000 class devices |
| Airflow/Draw | 4.3 | Consistent draw start with a slightly fuller pull |
| Battery Life | 4.6 | Recharge support reduces dead-battery waste before liquid ends |
| Leak Resistance | 4.1 | Normal condensation, no major pocket leaks in our run |
| Build Quality | 4.2 | Clear tank and body felt stable, no loose mouthpiece issues |
| Ease of Use | 4.7 | Clear tank reduces thinking, draw activation stays simple |
| Portability | 4.2 | Compact for class, still thicker than a small 1600 flat device |
| Overall | 4.3 | Modern disposable behavior with fewer end-of-life surprises |
Flum Mello 20K

Our testing experience
Mello is the “big” Flum in this lineup. The body is larger. The puff rating is larger. The screen cues change how you use it. You start checking battery and liquid habits.
I used Mello as a home device. It felt like a desk companion. Jamal tried it on errands. He did not love it for pocket carry. He said, “This one makes my pocket feel crowded.”
Marcus liked the output feel. He wanted to see if it overheated. He ran longer sessions. He said, “It stays stable longer than most big disposables.” Still, he noticed flavor drift after heavy use. It showed up as sweetness rising. It also showed up as less top-note brightness.
I watched charging behavior. Mello needed charging more than once in our run. That is normal for its class. The charging port behavior stayed stable. Heat stayed within normal range for our use. I still avoided charging on soft surfaces.
Mello fits adults who want a long-run disposable. It fits adults who want a fuller vapor feel. It does not fit adults who want discreet pocket carry.
Draw experience and flavors
Mello’s draw feels fuller. The vapor feels thicker. The throat feel can hit stronger on long pulls. The device also feels warmer in use.
We started with Cool Mint. The inhale feels cold. The mint tastes sweet. The exhale feels crisp. Marcus said, “This is stable under stress.” The downside is fatigue. Mint can numb the palate.
Watermelon Ice came next. Watermelon tastes bright. Menthol cuts it. The blend feels clean early. Late-stage, menthol can dominate. That makes fruit feel thinner.
Peach Ice followed. Peach tastes sweet. Menthol keeps it sharp. I noticed a creamy sweetness creeping after long sessions. Short pulls reduced that.
Strawberry Kiwi gave a tart twist. Strawberry tastes like jam. Kiwi adds a green tart edge. The inhale feels lively. The exhale feels sweet. Jamal said, “That tart note keeps it from feeling flat.” The weakness is aftertaste. It can linger.
Grape Ice leaned bold. Grape tastes candy-like. Menthol keeps it crisp. Marcus liked it early. He said, “It hits hard, then it gets too sweet.” Heavy sessions made it feel syrupy.
A dessert-forward flavor, when available, felt richer on Mello than on smaller devices. The vapor texture helped. Still, dessert profiles can turn heavy quickly. Jamal stopped using them on errands. He said, “That kind of flavor sticks with me.”
Best draw experience landed on Strawberry Kiwi for balance. Cool Mint also stayed consistent for long sessions.
Pros and cons
| Pros | Cons |
|---|---|
| High capacity supports long use cycles | Bulkier body reduces pocket comfort |
| Screen cues help manage battery habits | Flavor drift can appear late in life |
| Strong vapor texture for a disposable | Sweet blends can feel heavy over time |
| Recharge support fits the capacity | Higher price range across retailers |
Key specs and flavors
- Price: often listed from mid teens into the twenties
- Device type: high-capacity disposable with recharge support
- Nicotine strength: commonly listed at 5% (50 mg)
- Activation: draw activated
- Liquid: 15 mL listed on multiple pages
- Puffs: up to 20,000 listed
- Battery: 650 mAh listed on some listings
- Charging: USB-C listed on many pages
- Coil: hybrid mesh system described on some sellers
- Screen: animated screen appears on some listings
- Flavors: common themes include mint, fruit ice, candy fruit, occasional dessert
Multiple listings describe Mello at 20,000 puffs with 15 mL liquid and a 650 mAh battery.
Review score
| Metric | Score | Remarks |
|---|---|---|
| Flavor | 4.3 | Strong early flavor with some late-stage drift under heavy use |
| Throat Hit | 4.3 | Firm on long pulls, easier to overdo if paced poorly |
| Vapor Production | 4.6 | Thicker vapor feel than smaller Flum models |
| Airflow/Draw | 4.2 | Fuller draw with stable activation |
| Battery Life | 4.6 | Recharge support fits the capacity, fewer early endings |
| Leak Resistance | 4.1 | Normal condensation, no major leaks noted in our run |
| Build Quality | 4.2 | Body felt solid, screen cues stayed readable |
| Ease of Use | 4.4 | Easy use, screen adds small learning curve |
| Portability | 3.6 | Bulk hurts pocket carry, better as a home device |
| Overall | 4.2 | High-cap disposable that trades pocket comfort for long runtime |
Compare Performance Scores of These Vapes
| Device | Overall Score | Flavor | Throat Hit | Vapor Production | Airflow/Draw | Battery Life | Leak Resistance | Build Quality/Durability | Ease of Use |
|---|---|---|---|---|---|---|---|---|---|
| Flum Pebble 6000 | 4.5 | 4.7 | 4.4 | 4.3 | 4.5 | 4.4 | 4.2 | 4.4 | 4.8 |
| Flum Float 3000 | 4.1 | 4.1 | 4.0 | 4.0 | 4.4 | 4.0 | 4.1 | 4.0 | 4.7 |
| Flum Gio 3000 | 4.0 | 4.1 | 4.0 | 3.9 | 4.2 | 4.0 | 4.0 | 4.0 | 4.7 |
| Flum Wafer 1600 | 3.8 | 3.9 | 3.8 | 3.6 | 4.0 | 3.6 | 3.8 | 3.9 | 4.6 |
| Flum Float X 10K | 4.3 | 4.5 | 4.3 | 4.4 | 4.3 | 4.6 | 4.1 | 4.2 | 4.7 |
| Flum Mello 20K | 4.2 | 4.3 | 4.3 | 4.6 | 4.2 | 4.6 | 4.1 | 4.2 | 4.4 |
Pebble is the most balanced number set. Float X scores close, with stronger battery behavior. Mello is a vapor specialist, with weaker portability. Wafer is a portability specialist, with a lower lifespan ceiling.
Best Picks
- Best flum vape for daily balance: Flum Pebble 6000. The flavor score leads the pack. The ease score stays near the top. Jamal kept carrying it without complaints.
- Best flum vape for finishing the liquid: Flum Float X 10K. The clear tank reduced guessing. Recharge support protected against early endings. Marcus also praised its stable output feel.
- Best flum vape for long-run sessions: Flum Mello 20K. Vapor output stayed strongest. Battery behavior stayed strong for its class. It worked best as a home device.
How to Choose the Flum Vape
Device class matters first. Puff rating changes daily rhythm. A 3000 class device fits short cycles. A 10K or 20K class device changes habit patterns.
MTL users usually prefer a smooth pull. Float and Gio lean that way. Pebble also works for that style. Float X can feel fuller. Mello can feel warm and dense.
Nicotine tolerance differs by adult user. Many Flum listings are 5%. Pull length matters. Short pulls can reduce harshness perception. Long pulls can push throat feel higher.
Flavor preference is another split. Candy fruit fans often pick Pebble. Tart fruit fans often like Gio apple profiles. Menthol fans often like Float or Mello mint profiles. Tea-style blends, like Clear Oolong, can fit adults who hate syrupy sweetness.
Maintenance tolerance matters. Disposables are low maintenance by design. Rechargeable disposables still require charging habits. Float X and Mello benefit from stable USB-C use. Avoid cheap chargers. Avoid charging on bedding.
Budget matters. Wafer often costs less. It also ends sooner. Pebble and Float X often cost more. They also stretch longer.
Practical matching, based on our testing:
An adult light user who wants simple carry should look at Float 3000. Gio 3000 also fits comfort-first use.
An adult former heavy smoker who wants stronger mouth feel should consider Pebble 6000. Float X 10K also fits.
An adult flavor chaser who hates dullness should start with Pebble 6000. Float X 10K is the next step.
An adult commuter who needs fewer dead-battery surprises should lean Float X 10K. Pebble rechargeable versions also fit.
An adult who wants a backup device for a night out should pick Wafer 1600. It disappears in pockets.
An adult who wants long home sessions should look at Mello 20K. Pocket carry will feel worse, though.
Limitations
Flum’s lineup leans disposable. That means limited control. Airflow usually stays fixed. Wattage control is not a thing here. Adults who want a tuned DL setup will feel boxed in.
High-output cloud chasing is not the focus. Marcus could push vapor on Float X and Mello. Still, these are not box mods. The draw stays MTL leaning. The vapor feel stays moderate compared with rebuildable gear.
Sweet flavor style is a pattern. Many blends lean candy. That can fatigue the palate. It can also leave lingering aftertaste. Jamal noticed this most on coffee or heavy dessert profiles.
Spec variation is another issue. Battery size and liquid volume can vary across listings. That makes comparison harder. It also makes buyer expectation harder to manage. Buyers should treat seller pages as batch-level claims, not guarantees.
Portability splits the lineup. Wafer carries best. Float carries well. Mello carries worst. Pocket comfort is real daily friction. That friction drives whether a device gets used.
Even strong devices still carry nicotine risk. Adult-only framing matters. The lineup does not reduce that risk. It also does not remove dependence potential.
Is the Flum Vape Lineup Worth It
Flum devices focus on convenience. The draw starts easily. The airflow feels smooth. The learning curve stays near zero.
Flavor is the main reason people buy these. Pebble delivered the strongest flavor score. Float X stayed close. Mello stayed strong early. Late-stage drift still appeared with heavy use.
Throat feel stayed consistent with typical 5% labeling. Pull length changed the sensation. Short pulls felt smoother. Long pulls felt firmer. Marcus felt that shift quickly during chain sessions.
Vapor production varied by model. Mello produced the thickest vapor. Float X followed closely. Pebble stayed in the middle. Float and Gio stayed more modest.
Battery behavior shaped satisfaction. Rechargeable models reduced waste. Float X showed that clearly. A clear tank also helped. You see liquid. You avoid dry pulls. That changed daily use.
Leak and condensation stayed manageable. Mouthpiece wiping was still needed. Wafer showed more mouthpiece moisture. Pebble stayed cleaner overall. Pocket checks mattered for Jamal’s routine.
Build feel leaned soft on Pebble and Gio. Float felt simpler. Mello felt bulkier but solid. Float X felt modern due to the clear tank.
Ease of use stayed high across the lineup. No menus appeared on most models. Mello’s screen added feedback. It still stayed easy.
Price value depends on the buyer pattern. A cheap Wafer ends sooner. A higher-priced Pebble lasts longer in typical use. Float X can prevent dead-battery endings. That matters for cost per day.
For Marcus, value came from stability under stress. Pebble and Float X gave him that. He used Mello at home. He avoided Wafer for heavy sessions.
For Jamal, value came from carry comfort. Wafer won that. Float stayed easy. Mello lost points due to bulk.
For my own use, value came from reliable draw behavior. Pebble felt the most “set and forget.” Float X came next.
The lineup is worth it for adult users who want convenience. It also fits adults who chase bold flavor. It fits adults who accept fixed airflow. It does not fit adults who want control.
Pro Tips for Flum Vape
- Keep pulls shorter at first. Flavor clarity stays better that way.
- Wipe the mouthpiece daily. Condensation builds during heavy sessions.
- Avoid leaving a device in a hot car. Heat can stress the battery.
- Use a reliable USB power source for recharge models.
- Stop charging when full. Do not leave it plugged in overnight.
- If sweetness feels heavy, switch to mint or tea flavors for a day.
- Store the device upright when possible. It reduces mouthpiece moisture.
- If draw feels weak, clean the mouthpiece opening with a dry tissue.
- Replace the device when flavor turns burnt. Do not force it.
FAQs
Are flum vape devices meant for adults only
Yes. These products are for adults only. They are not for minors. They are not for pregnant individuals. They are not for people who do not already use nicotine.
How long does a Flum Pebble usually last
It depends on use frequency. Jamal stretched it with short sessions. Marcus burned through it faster with heavy sessions. Rechargeable versions can help you finish the liquid.
Does Flum Float X really help avoid dry hits
The clear tank helps. You can see the liquid level. In our use, that reduced accidental dry pulls. Coil wear can still happen near the end.
Why do some Flum specs look different across shops
Seller listings can reflect different batches. Some pages list different liquid volumes. Battery mAh can vary, or it can be omitted. Treat exact numbers as listing claims.
What is the most portable flum vape in this lineup
Wafer carried best. Its flat body mattered for Jamal. It also fits as a backup device. The trade-off is a shorter lifespan.
Which flum vape is best for heavier use
Pebble handled stress well in Marcus’s testing. Float X also stayed stable under longer sessions. Mello delivered the most vapor, but it carried worse.
How often should someone charge rechargeable Flum disposables
Charge when the device weakens. Avoid topping off constantly. Use a stable charger.
Do flavors stay consistent from start to finish
Not always. Pebble stayed most consistent. Float and Gio showed earlier fade. Wafer dropped off faster near the end. Mello can drift late under heavy sessions.
How should an adult choose nicotine strength
This review does not give dosing advice. Many Flum listings are 5%. Pull length and frequency change perceived strength. Adults should consider their own tolerance and patterns.
Sources
- National Academies of Sciences, Engineering, and Medicine. Public Health Consequences of E-Cigarettes. National Academies Press. 2018. https://nap.nationalacademies.org/catalog/24952/public-health-consequences-of-e-cigarettes
- U.S. Department of Health and Human Services. E-Cigarette Use Among Youth and Young Adults A Report of the Surgeon General. 2016. https://e-cigarettes.surgeongeneral.gov/documents/2016_SGR_Full_Report_non-508.pdf
- Goniewicz ML, Knysak J, Gawron M, et al. Levels of selected carcinogens and toxicants in vapour from electronic cigarettes. Tobacco Control. 2014. https://tobaccocontrol.bmj.com/content/23/2/133
- World Health Organization. WHO report on the global tobacco epidemic 2023. 2023. https://www.who.int/publications/i/item/9789240077164
About the Author: Chris Miller