Niviuk Soft Flask

The NK Soft Flask 500 ml/17 oz is flexible and reduces in volume as you drink. Stay hydrated on your adventures with this lightweight and compact flask.

✓ Easy to use
Always keep hydrated: thanks to the 23 mm wide screw top and the high-flow valve, it is even easier to fill the flask and drink quickly on the go.

✓ Compact and light
Save space thanks to the flexible and compressible materials used. You can compress it as you drink to reduce its volume. It is also very light - only 33 g when empty. 

✓ Total comfort
The flask fits in a pocket or can be carried in the hand. It is also compatible with the shoulder strap compartments of our hike & fly P Series backpacks Expe Race and Expe 30.

✓ Comfortable to drink
With the accessible silicone tube you can run or climb mountains without issues.

✓ Range 
500 ml capacity gives you an average run time of one hour.

✓ Instructions for use
Rinse the flask three times before first use. Do not leave water in the flask for more than 24 hours. Hand wash, rinse with water after use and allow to dry before storage.