







💦 Shrink your bottle, not your adventure.
The FITLY Soft Water Bottle is a 400ml collapsible hydration flask designed for active professionals who demand convenience and performance. Weighing only 20 grams, it shrinks as you drink to prevent sloshing and fits easily into pockets or packs. Featuring a leak-proof bite valve, BPA & PVC-free materials, and freezable functionality, it’s engineered for running, hiking, cycling, and climbing with eco-friendly durability.










| ASIN | B0BBG66G8T |
| Age range | Adult |
| Batteries included? | No |
| Best Sellers Rank | 1,764 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 4 in Camping & Hiking Flasks |
| Brand | FITLY |
| Color | Black |
| Customer Reviews | 4.0 4.0 out of 5 stars (2,402) |
| Date First Available | 22 Aug. 2022 |
| Features | Freezable, Leak Proof, Lightweight |
| Item model number | F2B |
| Manufacturer | FITLY |
| Material type | Plastic |
| Number of items | 1 |
| Number of pieces | 1 |
| Product Dimensions | 7.01 x 7.01 x 19 cm; 20 g |
| Shape | Rectangular |
| Size | 8.5 oz - 250 ml |
| Sport | Hiking |
| Style | Athletic |
| Usage | Running, Hiking, Cycling, Climbing |
| Volume capacity | 400 Millilitres |
Z**D
Super handy for running
I’ve bought other bladders from this company before, which have lasted for well over a year (still going) and recommend them to friends. They’re really light weight and are great to fit in your pocket when snowboarding or in a small bag when out and about. I’ve never had any issues with leaking and although initial they do have a funny taste (not too bad), that quickly goes. This one seems much the same - bought for running as I hate carrying part empty bottles - these reduce in size as you drink, so there is never air in them. The holder seems weak made and fits well. I love the pocket at the front - great for keys and a bank card for emergencies.
C**K
Handy size
This fits perfectly in my pocket and doesn't leak (you have to kind of bite down for the water to come out) Took one star off as it doesn't have cap/cover so all the fluff from inside my pocket stuck to the mouthpiece.
M**N
Functional, works well and handy pocket for keys and essentials.
I was impressed with how it felt on a run, fit my hand well (glove size 9) and the extra pocket is great for small things like keys and inhalers, or Gu.(better than things jingling in a pocket). Using is great and it's easy to take occasional sips without breaking a stride. Reflectors on the straps and side are a nice touch. Doesn't leak or drip. Bit of a funny "new" taste but better with some soapy water and a soak in mild citric acid. I'm sure it'll go with use (edit: it has) Ideal for 5-10k ultras.
S**A
Wouldn't buy again
Bought it for a holiday, but it made the water taste horrible. I just couldn't get rid of the rubbery taste.
J**S
Wouldn’t recommend
The 350ml soft water bottle is a good size to store in your rucksack. Easy to use, lightweight and didn’t leak. However, whatever I do to remove the rubber smell and taste, does not work. Even if you use a strong tasting squash to dilute, the rubber taste is overpowering. They are not usable, buy something else.
B**C
Water bottle
Love this bottle, great when your out running, easy to carry and leak proof, great condition and value for money.
H**R
Easy to use and great for warm weather running
Easy to carry when running and very useful in hot weather when I don’t want to use a running vest. It would be good to get some spare tops with it as I think the top will wear out quickly.
O**A
Simply amazing
One of my favourites, ideal size for electrolytes on a run and fits well to the off brand running vest.
K**E
I live in Fl, and I run outside. Those two components demand that I hydrate or die. I prefer the land of the living for now, so gimme the H2O. I already had the Fitly minimal pack, just not this particular flask. I originally thought I would have to bite the bullet and get a new pack altogether, but then I found the flask available by itself. I ordered, it arrived, and I have been using it for a couple weeks now. A decent amount of water for daily runs, depending on speed and sun exposure I would say 1-2 hrs. The only hiccup I have noticed is the screw on top with the hose attached can be a little tricky to get on without spilling some water. Other hydration packs have a slide that seals the reservoir; I can see why the screw top here, based on minimalist approach. It is worth the small effort with closing to be able to have a smaller pack to carry.
T**X
I love using soft water bottles because they don't take up much space. They are lightweight, flexible and collapsable which is ideal for when I go running! And this one fits perfectly into my waist bag :) It's also leakproof and I did not notice any bad taste in my water plus I really like this type of mouthpiece!
A**R
Filled it with water and left it on the counter. It leaked. Tried to tighten it up even further, kept leaking. Useless
A**.
Después de probar varias marcas y precios, entre ellas las de decathlon, os puedo asegurar que esta pequeña y flexible botellita es cómoda de llevar en bolsillos de mallas o mochilas de Trail. Lo mejor de todo es que el agua NI SABE a plástico, como si me pasaba con las anteriores compradas. Muy recomendable. También he vomitado la de 500 ml.
U**O
Storleken var perfekt. Smakar plast när man dricker ur den. Läckte lite då locket är svårt att få på helt rätt
Trustpilot
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