Flavour is spot on
Not too strong, not too mild — just right. Good for all day use without being overpowering.
DoubleThe Strawberry Watermelon Bubblegum Double Brew Nic Salts 10ml 20mg by Double in Strawberry Watermelon Bubblegum at 20mg. Free UK delivery over £20, same-day dispatch on weekday orders before 4pm.
Double Brew Strawberry Watermelon Bubblegum is a 10ml nicotine salt e-liquid aimed at adult smokers and vapers in the UK who want a sweet, candy-led fruit flavour in a low-power refillable pod kit. It comes in the standard UK refill bottle size of 10ml and at 20mg/ml (2%) nicotine, which is the ceiling for nicotine e-liquids sold in the UK. If you have been using disposable vapes and are thinking about moving to a refillable device to bring running costs down, this is the sort of bottle you will end up comparing.
The name is a fairly literal description of what is inside. Strawberry sits at the front, a juicy watermelon note carries through the middle of each inhale, and a soft bubblegum sweetness finishes the draw and lingers on the exhale. It is a flavour built around sweetness rather than sharpness, so it suits people who enjoy sweets, fruit chews and sugary soft drinks more than they enjoy tart or menthol-heavy profiles.
Nicotine salts are different from the freebase nicotine used in older e-liquids. The nicotine is bonded with an acid, which makes the vapour noticeably smoother at higher strengths. That is why 20mg salt feels far gentler on the throat than 20mg freebase would, and why salts have become the default choice for people stepping away from cigarettes. The same chemistry also means salts deliver nicotine quickly, which is part of why they are popular with former smokers.
This page is written to give you straightforward information rather than a sales pitch. We cover the flavour, how much vapour to expect, which devices make sense, how to choose a strength, what can go wrong and how this bottle compares with similar fruit and bubblegum salts from other brands. Where we cannot state something as fact, such as an exact PG/VG split, we say so and point you to the label on your own bottle, because the printed label always takes priority over any general description.
Nicotine is addictive. This product is intended for adults who already smoke or vape, and it is not for anyone under 18, anyone who is pregnant or breastfeeding, or anyone who has never used nicotine.
Mixed fruit and candy flavours can end up muddy when too many notes compete, so it is worth walking through how this one tends to unfold. Think of it as three layers that arrive in sequence rather than a single blended taste.
The inhale: strawberry. The first thing most people notice is a ripe, slightly jammy strawberry. It reads more as sweet summer fruit than as tart or green berry, and it is the most defined note in the profile. On a cold first puff it can seem a little sharper, but it softens as the coil warms up.
The middle: watermelon. Watermelon is a delicate flavour to capture in a liquid because the real fruit is mostly water with a light, slightly floral sweetness. Here it shows up as a juicy, rounded note that sits underneath the strawberry rather than competing with it. If you have tried watermelon flavours that taste like medicine or boiled sweets, this leans closer to the fresh end, though it is still clearly a sweet interpretation rather than a literal one.
The exhale: bubblegum. Bubblegum is the finishing note and the reason this bottle feels different from a plain strawberry watermelon blend. It brings a soft, sugary, slightly creamy sweetness that coats the back of the palate and stays after you exhale. Some vapers find this the most enjoyable part. Others find it makes the whole thing sweeter than they want, which is worth knowing before you buy.
Flavour perception is personal and it also depends on your device. A tighter, cooler draw tends to emphasise the strawberry, while a warmer, airier draw lets the bubblegum and watermelon come forward. If your coil is new, give it a few minutes to saturate, because the first puffs from a dry coil will taste flat or slightly burnt regardless of the liquid.
Sweet e-liquids also have a practical side effect. Sugary flavour compounds can build up on a coil faster than lighter profiles do, which is why the coil in a sweet-flavour tank often needs replacing a little sooner. We cover that in the coil section and in the troubleshooting section further down.
If you want a cooling finish, you can find ice versions of many fruit salts from other brands, but this particular bottle is the non-menthol version. If you prefer a very faint chill, some vapers simply keep the device slightly cooler by using lower power, which also tends to preserve the bubblegum note.
Because this is an e-liquid rather than a disposable, there is no fixed puff count printed on the pack. How long a bottle lasts depends on your device, your wattage, how long each puff is and how often you vape. We can still give you a realistic range so you can plan your spending.
As a working estimate, a 10ml bottle used in a typical mouth-to-lung pod kit gives somewhere in the region of 1,500 to 2,500 puffs. That figure is an approximation based on how much liquid common pod coils vaporise per puff, not a measured claim for this bottle. Heavy, long puffs on a higher-wattage setting use liquid faster, and short, gentle puffs on a low-wattage setting stretch it out.
Vapour production. Nicotine salts are normally vaped at low power, so expect modest clouds. That is intentional. Salts are designed to work in small pod devices where the vapour is dense enough to be satisfying without needing a huge cloud. If you are used to large sub-ohm clouds, this will feel restrained, and that is how it should be at 20mg.
Throat hit. At 20mg/ml the nicotine in a salt formulation gives a clear but smooth hit. Most people describe it as noticeable at the back of the throat without being harsh. If you find it too firm, the answer is usually a lower strength or lower wattage, which we cover in the nicotine section.
Nicotine delivery. Salt nicotine is absorbed quickly, so many former smokers find that 20mg satisfies cravings in fewer puffs than lower-strength freebase liquids did. This also means you can end up vaping less overall, which is part of the reason the strength is so common among people leaving cigarettes behind.
Consistency from first puff to last. A well-primed coil should deliver an even flavour through the bottle. Taste drift usually comes from the coil ageing or from a partly clogged wick, not from the liquid changing. If the flavour fades well before the bottle is finished, swap the coil first and judge the liquid afterwards.
Treat any puff count you read online, including ours, as a guide. The most accurate way to learn your own number is to note the date you open a bottle and the date it runs out.
The 10ml bottle is the UK standard format for nicotine e-liquid, and the packaging follows the conventions you will recognise from other brands. You get a small plastic bottle with a narrow dropper-style nozzle, a child-resistant cap and a label that carries the nicotine warning, strength, ingredients and batch information. The narrow tip is the important design detail, because it lets you fill a small pod port without spilling.
How to read the label. The label should show the nicotine strength in mg/ml, the ingredients, the warning text, the batch or lot number and a best-before date. Keep the label legible. If you decant liquid into another container, you lose the safety information and add a risk for anyone else in the house, so keep the liquid in its original bottle.
Storage. Store the bottle upright, with the cap tightly closed, away from direct sunlight and heat sources, and well out of reach of children and pets. Heat and light can degrade flavour and darken the liquid over time. A drawer or cupboard at room temperature is ideal. Do not leave bottles in a car on a warm day.
Spills. Nicotine can be absorbed through skin, so if liquid gets on your hands, wash with soap and water straight away. Wipe up spills from surfaces and wash any cloth you used. Keep a small piece of kitchen roll nearby when you refill.
Recycling in the UK. Once a bottle is completely empty, check your local council guidance, because rules on small plastic bottles with residue differ between areas. Do not put partly full bottles in household recycling. Batteries and vape devices should never go in general waste or normal recycling bins. Take them to a household waste recycling centre or to a retailer that offers a take-back scheme for small electricals and batteries, since lithium cells can cause fires in bin lorries and waste sites.
For a consumable item, the build quality here is what you would expect: nothing flashy, nothing flimsy, and a nozzle that does the job. The bottle is not a selling point on its own, but it does not create problems either.
An e-liquid has no battery of its own, so battery performance is entirely down to the device you choose. Because nicotine salts are made for low-power vaping, they pair well with compact pod kits, and that has direct consequences for battery life and charging.
Most refillable pod kits that suit a 20mg salt carry a built-in rechargeable lithium battery in the range of roughly 400mAh to 1,000mAh. Smaller batteries keep the device slim and pocketable, while larger ones last through a full day for heavier users. As a rough guide, a 600mAh battery used at around 10 to 15 watts will often last most of a day for a moderate vaper, though real-world results depend on your puff length and frequency.
Charging. Most current pod devices charge over USB-C and take roughly 30 to 90 minutes from empty, depending on the battery and the charger. Use a quality charger and cable, avoid charging overnight on a soft surface such as a bed or sofa, and unplug when it is full. Do not use a damaged cable or a device with a swollen or dented body.
Battery safety. Lithium cells are safe when handled sensibly. Do not carry a device loose in a pocket with keys or coins, do not expose it to heat, and never use a charger that is not meant for it. If a device gets unusually hot while charging, stop using it and take it to a proper recycling point.
Why low power suits this liquid. Pushing a salt at high wattage heats it harder, which can dull the strawberry note, increase the bubblegum sweetness to a cloying level and make the throat hit harsher. Running at the lower end of your device's range tends to give a good balance of flavour and smoothness for this profile. It also saves battery, so you charge less often.
If you are not sure which device to buy, look for one that lists a coil resistance between roughly 0.6 and 1.2 ohms, takes standard replaceable coils and charges over USB-C. Those three features cover most of what you need.
The coil is the heating element that turns liquid into vapour, and choosing the right one makes a larger difference to how this bottle tastes than almost any other factor. For a 20mg nicotine salt, you want a coil designed for low power and relatively tight airflow.
Resistance and wattage. Higher resistance coils (around 1.0 to 1.4 ohm) run at lower wattage and give a tighter, more cigarette-like draw. Lower resistance coils (around 0.6 to 0.8 ohm) give more vapour and a looser draw, but use liquid and battery faster. As a general starting point, many users sit between 10 and 18 watts depending on the device and coil.
Do not use sub-ohm coils. Salts at 20mg are not meant for high-power sub-ohm tanks. At those settings you would inhale a large quantity of nicotine very quickly, waste liquid and probably find the experience unpleasant. If your hardware is a sub-ohm tank, a lower nicotine strength or a different liquid type is the right call.
Coil life with sweet flavours. Fruit and bubblegum profiles tend to contain more sweeteners, and sweeteners can caramelise on the coil surface. Expect a coil to last around one to two weeks with regular use, sometimes less. Signs that it is ending include flat flavour, a faint burnt note, a gurgling sound or weak vapour.
Priming a new coil. Always give a fresh coil several minutes to soak up liquid after filling. Some people place a few drops directly on the coil's cotton opening, taking care not to flood the airflow. Then take a few gentle low-power puffs without firing hard. Skipping this step is the most common reason a new coil tastes burnt on its first day.
Cleaning versus replacing. Pod coils are cheap and not designed to be cleaned, so replacement is the sensible approach. Rinsing the pod body occasionally with warm water, drying it fully and refilling can help reduce residue, but the coil itself should be swapped when the flavour drops.
This bottle is 20mg/ml, which equals 2% nicotine and is the highest strength legally sold in the UK. Choosing the right strength is one of the most important decisions you will make, and it is easy to get wrong if you pick based on habit rather than need.
Who 20mg typically suits. Strong-strength nicotine salts are generally aimed at people who currently smoke around ten or more cigarettes a day, or who feel strong cravings and want fast relief. Salt nicotine is absorbed quickly, so 20mg can feel closer to the immediate satisfaction of a cigarette than lower strengths do.
Who should consider lower strength. If you smoke only a handful of cigarettes a day, already use a low-strength vape, or find yourself coughing, feeling light-headed or slightly nauseous after vaping, you may be taking in more nicotine than you need. In that case a lower-strength salt such as 10mg or a mid-range option is likely a better fit. Many brands also offer a gentler 10mg or 5mg version of popular flavours.
Signs the strength is too high. Dizziness, a pounding heartbeat, nausea, headaches, a very harsh throat hit or finishing a session feeling jittery are all hints that you are overdoing it. Stop, take a break and drink some water. Next time, use fewer puffs or choose a lower strength.
Signs it is too low. If you find yourself vaping almost constantly, still craving cigarettes or reaching for a real cigarette after a vape, you may need more nicotine, not more puffs. A stronger salt can actually reduce how much you vape overall.
Nicotine salts versus freebase strength. A 20mg salt does not feel like a 20mg freebase liquid. The salt is smoother and delivers faster, so the same number on the bottle behaves differently. Do not assume your previous freebase strength translates directly.
Reducing over time. If your goal is to cut nicotine altogether, stepping down strengths over several weeks or months can work well. UK stop-smoking services and pharmacists can offer free, practical support, and it is worth asking them about combining vaping with other aids. This page is general information and is not medical advice.
No single flavour works for everyone, and being honest about that saves you money. Here is a plain-language breakdown of who tends to get on well with Double Brew Strawberry Watermelon Bubblegum and who will probably be happier elsewhere.
It is likely a good fit if you:
You might want to look elsewhere if you:
People who should not use this product. Anyone under 18, anyone who is pregnant or breastfeeding, and anyone with a heart condition or other medical concern should speak to a doctor or pharmacist before using nicotine products. Keep the bottle away from children and pets at all times. Nicotine is toxic if swallowed, and a small amount can harm a child.
A note for people trying to quit smoking. Vaping is widely regarded as less harmful than smoking, and the NHS and public health bodies in the UK support its use as a stop-smoking tool for adult smokers. That does not make vaping risk-free, and it is better viewed as a step on the way rather than a permanent endpoint for everyone. If you are using this bottle to stop smoking, consider asking your local stop-smoking service for support, which is free and improves success rates.
If you are unsure whether this flavour is for you, the low cost of a single 10ml bottle makes it an inexpensive way to test the profile before you commit to a multipack.
Using a bottle of nicotine salt is simple, but a few habits make the difference between a clean, tasty experience and a leaky, burnt one. Follow these steps with a typical refillable pod kit.
Puffing technique. Most pod kits use a mouth-to-lung draw. Hold the vapour in your mouth for a moment, then inhale it into your lungs, rather than pulling it straight down. This is gentler, wastes less nicotine and tastes better with salt liquids.
Topping up. Refill before the pod is completely empty, ideally when the liquid is about a quarter full. Running a coil dry is the quickest way to burn it. Wipe the area around the fill port before reassembling.
Changing flavours. If you want to switch from another flavour, empty the pod, rinse it with warm water, dry it fully, and fit a fresh coil. Otherwise the old flavour will mix with the new one for a day or two.
Travelling. Keep bottles upright in a sealed bag, because changes in air pressure can push liquid out of the nozzle. Empty the pod before flying and carry bottles within the limits of the airline. Always check current rules on vapes in your destination country, since they vary.
Where you can use it. In the UK, vaping is generally permitted where smoking is not, although many workplaces, trains, pubs and public venues set their own rules. Be considerate and check signs before vaping indoors.
Cleaning up. Keep the area around your device tidy. A damp cloth wipes away drips, and a dry tissue keeps the mouthpiece clean. Wash your hands after refilling.
Most problems with a pod kit and a nicotine salt trace back to the coil, the fill level or the power setting rather than the liquid itself. Here are the issues vapers report most often, with practical fixes.
The vapour tastes burnt. This almost always means the coil is dry or worn. Switch the device off, refill the pod, wait at least ten minutes and take gentle first puffs. If the burnt taste returns, the coil is finished and needs replacing. Sweet flavours speed up this wear, so changing the coil every week or two is normal.
The flavour is weak or flat. Check that the pod is not empty, the coil is primed and the battery is charged. A tired coil is the most frequent cause. Also consider whether your taste has dulled after a cold or after vaping the same sweet flavour all day, which many people experience as vaper's tongue. A day with a different flavour often restores it.
The device leaks. Common causes are overfilling, a loose pod, a worn seal or a cracked pod body. Fill below the maximum line, make sure the pod clicks in properly, and keep the device upright when you can. A leaking pod that has cracks should be replaced.
Gurgling or spitting. This is usually liquid pooling near the coil. Gently blow through the mouthpiece with the device off, wipe any excess, and avoid overfilling.
The throat hit is too harsh. Lower the power, take shorter puffs, or switch to a lower nicotine strength. A coil that is too hot also makes the hit sharper.
The device will not fire. Check the battery, clean the contacts with a dry cotton bud and make sure the pod is fully seated. If there is still no response, test it with a different pod or charger.
Feeling unwell. Dizziness, nausea or a racing heart suggest too much nicotine. Stop vaping, get some fresh air and drink water. If symptoms continue or you swallowed liquid, seek medical help immediately and call 111 or 999 as appropriate.
A coil that is correctly primed and run at sensible power fixes the large majority of complaints. It is worth building that routine from the first day.
Cost is one of the main reasons people move from disposables to refillable kits. A 10ml bottle of nicotine salt typically costs a few pounds, and because it is refilled into a reusable device, the running cost per day is usually lower than buying disposables back to back. We are not quoting an exact price here because shop prices change, but you can work out the figures for yourself using the method below.
Compared with disposables. Most disposables list around 600 puffs for a similar price to a single 10ml bottle that gives well over 1,000 puffs. Over a month, that gap adds up. Disposables are convenient and need no upkeep, but refillable setups are generally cheaper per puff once you have bought the device, and they produce far less waste.
Compared with smoking. Even with a device purchase and regular coil changes, most smokers who switch find their monthly spend drops substantially. Work out your current weekly cigarette cost and compare it with a realistic vaping cost to see your own number.
Multipack savings. Many UK shops sell multipacks of 10ml bottles at a lower cost per bottle. If you already know you like the flavour, buying several at once is the cheapest route. If you are testing it for the first time, a single bottle is the lower-risk option.
Hidden value factors. A liquid that you enjoy is one you are less likely to abandon, and a flavour that satisfies you at the right strength means fewer puffs. Choosing the wrong strength or a flavour you dislike costs more than any price difference between brands.
Where to be careful. Very cheap bottles from unknown sources may be old stock or poorly stored. Buy from a UK retailer that lists batch information and has a visible returns policy, so you know what you are getting.
Strawberry, watermelon and bubblegum is a well-trodden combination, and plenty of UK brands sell something close to it. Here is a fair comparison on the points that matter, without pretending any one product beats the rest on every measure.
Sweetness. This bottle sits towards the sweeter end. If you want something lighter, a plain strawberry watermelon without the bubblegum layer from another brand will taste cleaner and less sugary. If you want sweeter still, some dessert-style blends push the sugar level higher.
Complexity. Many competing blends add menthol or an icy finish. Those will feel fresher, which some people prefer in warm weather or after meals. This bottle skips that, so the flavour is simpler and rounder.
Smoothness. Nicotine salts from established UK brands are generally smooth at 20mg, and this bottle is in the same range. If you want an even gentler feel, look for a 10mg version or a bottle with a higher PG share to firm the throat, depending on your preference.
Where other bottles may be stronger. If you need a very precise, clean fruit note, a single-flavour bottle from a specialist brand may reproduce it more faithfully. If you want a more detailed flavour that evolves over a longer session, premium-priced blends sometimes offer that, though they cost more per bottle.
Where this bottle makes sense. It is a reasonable pick when you want an easily recognisable sweet fruit-and-candy profile at full UK strength in a standard 10ml size, without paying a premium. It is a straightforward product and is mostly judged on whether you like the taste, because strength, size and format are the same as most of its peers.
Our advice is simple. If a sweet strawberry-led flavour appeals, try one bottle first. If you decide it is too sweet, nothing is lost and you can step to a lighter profile. If you like it, you can move to multipacks for a lower cost per bottle.
| Brand | Double |
|---|---|
| Product type | E-Liquid |
| Nicotine strength | 20mg |
| Available flavours | 1 (Strawberry Watermelon Bubblegum) |
| Price | £1.10 |
| Availability | In stock — same-day dispatch |
| Compliance | UK TPD-compliant, MHRA-registered |
Double supplies e-liquids to the UK market through Vape Shop Online. We stock the current Double range in full with same-day dispatch on weekday orders before 4pm.
20mg/ml is the highest strength allowed in the UK and generally suits people who currently smoke around ten or more cigarettes a day. If you smoke fewer, feel dizzy or get a harsh throat hit, a lower strength such as 10mg is usually more comfortable. Salt nicotine is smoother and faster-acting than freebase, so start cautiously.
It depends on your device and how much you vape, but most people get between three and ten days from one bottle. A rough estimate is 1,500 to 2,500 puffs in a typical pod kit, though this is an approximation rather than a guaranteed figure. Noting the date you open each bottle is the easiest way to learn your own usage.
It suits refillable pod kits and other low-power mouth-to-lung devices, typically with coils between 0.6 and 1.2 ohms. It is not intended for high-power sub-ohm tanks, where a 20mg salt would deliver too much nicotine too quickly and waste liquid.
Most pod kits charge over USB-C and take around 30 to 90 minutes from empty. Use the cable and charger that suit your device, avoid charging on soft surfaces, and unplug once it is full. Stop using any device that becomes unusually hot or looks swollen.
You can switch flavours, but you should empty the pod, rinse it, let it dry and fit a fresh coil first, otherwise the old flavour lingers. We do not recommend mixing different nicotine salt bottles together, as it changes the strength and can affect the taste. If you want a different taste, buy a separate bottle in that flavour.
No, this is a sweet fruit and candy flavour with no added cooling, so the vapour is neutral to slightly warm. If you prefer a cooler finish, look for an ice or menthol version of a fruit salt, or run your device at lower power to keep the vapour cooler.
For most regular vapers, yes. A refillable pod kit with 10ml bottles generally costs less per puff than buying disposables repeatedly, and it creates less waste. The device and coils add a small upfront and ongoing cost, so it pays off after a few weeks of regular use.
It is for adults aged 18 and over who already smoke or vape. It is not suitable for non-smokers, people under 18, anyone pregnant or breastfeeding, or people with heart conditions unless a doctor has advised otherwise. Keep it away from children and pets, as nicotine is toxic if swallowed.
Yes, orders are delivered to addresses across the UK, with delivery options and estimated times shown at checkout. Because it contains nicotine, you will need to confirm you are 18 or over, and the carrier may check age on delivery. Please check the delivery page for current timings and costs.
Contact the shop as soon as possible with your order number and photos of the bottle and packaging. If an item is faulty or arrives damaged, you have rights under UK consumer law, and the shop will explain the returns or replacement process. For safety reasons, opened e-liquid is not normally accepted for return unless it is faulty.
Royal Mail Tracked 24 (Next-Day): £1.99, FREE on orders over £20.
DPD Next Working Day: £3.99 (£2.99 over £20), FREE over £100.
Same-day dispatch on orders placed before 4pm Mon-Fri. See our delivery page for full details.
Not too strong, not too mild — just right. Good for all day use without being overpowering.
Been using this every day for a couple of weeks now. Lasts well, no issues with leaks or anything.
Smooth throat hit, no coughing fits. Perfect strength for what I was after. Will buy more.
Fast delivery, genuine product, fair price. What more can I say? Already recommended to friends.
Quality feels solid. Doesn't feel cheap like some other brands I've tried. Happy with the buy.
Really pleased with the order overall. Everything arrived as expected, well packed, fast dispatch.
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