[Product Information]

Healthy and Safety Materials: This water bottle is made from 100% medical-grade material(better than food grade) BPA-free silica gel and non-toxic， odorless material and dishwasher safe; approved by FDA.
Collapsible: Collapsible water bottle silicone allowed to be folded to 1/3 of the size for easy transport. Retainer band for clip-on and storage， stand stable even with less water. Rolls up for easy storage， ready for the next use and convenient to carry. Collision and collapsible design makes it a perfect companion for bicycling， running， swimming， outdoor activities， extreme sports， and more.
High Capacity: Large capacity water bottle of 750ml， and only 155g in weight; convenient for drinking at any time; enjoy the outstanding design and convenience of this bottle compared to most products on the market. A check valve design prevent liquid to go out even if you hold it upside down.
Leak-Proof & Heat-Proof: This water bottle can be used as a hot or cold compress， freezer salf， fill and freeze. Twofold leak-proof with silicone， the bottle body resistant to temperature from -60°C to 200°C， the bottle cap resistant to temperature from -40°C to 120°C.
Innovative Design: Foldable and portable， easy to roll up and fit inside a bag. The wide-mouth design makes it easy to add fluids， ice cubes， and to clean. The pop-up lid makes it convenient to drink. Innovative air return valve technology. Stainless steel buckle prevents the bottle from accidentally opening.