Insulated 400ml Soft Flask
Out of stock
We’ve adapted our classic Soft Flask with dual-skin insulation to keep your water in liquid form in winter. The new bite valve evacuates any ice build-up with a quick squeeze and the handle provides extra grip, so you can drink easily on the move. Compatible with all our 42mm lids – including our summer versions to your liquids cool in the sun.
Dual-skin insulation limits heating in summer and stops freezing in winter, while the bite valve evacuates ice build with a quick squeeze.
Comfort on the move
The soft, flexible flask shapes to fit your pocket for extra comfort and shrinks as you drink to minimize water bounce.
We've added a grippy handle, so you don’t need to take gloves off. Compatible with all our bags and summer lids (42mm) to keep water cool in summer.
A plastic with multiple properties: elasticity, comfort, transparency, resists liquid penetration, taste free, PVC free, and non-toxic. Ideal for hydration bladders & tubes.
- 32 x 8,5 L x W x D in cm
- 0.4 liters
- 62 g
- Solution type
- Soft flask
- 64% Thermoplastic Polyurethane, 33% Polypropylene, 3% Silicon
Free 2-Day domestic shipping on orders over $200.
Free return shipping within the US. Find out more.