The UltrAspire Collapsible Bottle 500mL / 17 oz pairs a soft, low-volume flask with a bite valve for easy to drink hydration. The collapsible flask fits securely in the front pockets of most hydration vests and packs and is a great option for the runner who wants a lightweight bottle that adapts to their needs.
- 500mL / 17 oz SoftFlask with a bite cap
- Low-profile bottle fits in front pockets of most hydration vests or packs
- Bottle adapts to your shape and collapses in volume as you drink
- High flow rate of liquid
- Fills easily with wide mouth opening
- BPA-free, Phthalate-free, and PVC-free
- Bottle and cap dishwasher safe on top rack
