The Aonijie Soft Flask is a lightweight BPA, PVC and Phthalate free collapsible bottle that is designed to provide you with all the efficiencies of a well designed high drations system in a small sqashable footprint.
 
Features:
Material - Durable Thermoplastic Polyurethane (TPU) construction
BPA, PVC and Phthalate free
Weight - 58g
Capacity - 600mL
Colour - Blue
Flask compresses as you drink to eliminate water sloshing around
Slim and lightweight
Easy fill wide mouth opening
Soft bite and pull valve
Will not alter fluid taste
Easy cleaning
Hydration vest compatible - fits easily in most hydration vest, belt or pack pockets
Soft material conforms to any pocket for a comfortable carrying
Standard - US FDA 21 CFR 177.1350