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.
Volume (liters): 0.4
- Ideal temperature: 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.
- Versatile practicality: 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.