Collapsible silicone water bottles medical grade, BPA Free, FDA approved can fodable, light weight, no stains, taste, or smells can be collapsed to 6 different size when participating in outdoor sports, can be hung on the device or bag when go out to play, it can be folded up and placed in the bag or pocket to save space wide mouth design, easy to clean, also dishwasher safe (top rack) eco-friendly and re-usable. Features: Medical grade silicon, FDA approved. 100% leak-proof design to prevent annoying spills. Hygienic spout cover keeps out grime and germs. Wide mouth lid makes it easy to add ice and clean. Rolls up for easy and convenient storage that saves space. Dishwasher compatible. Can be used as a hot or cold compress, this bottle is freezer friendly. This bottle can be used or stored in low and high temperatures. Specifications: Material: Food Grade BPA-free Silicone Temperature Duration: -58°F - 392°F Color: Black, Orange, Blue Size: 2.8*2.8*9.8in (unfolded); 2.8*2.8*5.9in (folded) Capacity: 500mL (unfolded); 180mL (folded) Package included: 1 X Collapsible Water Bottle