Come and see our amazing products. The water bottle is made of BPA-free food-grade silicone, odorless.LEAK-PROOF AND EASY-TO-CLEAN:The sealing screw cap prevent leakage,The wide-mouth design makes it easier to clean the inside of the collapsible soft water container or add ice or lemon to it.Cold and heat resistance:This product has excellent heat resistance and can withstand temperatures from -50 to 200 Degrees Celsius. It has leak-proof and impact-resistant properties and is very suitable for all activities and sports. Even if it is squeezed or pushed, it will be tightly sealed. Even if you put it in a backpack or computer bag, it will not leak.Lightweight and convenient:The 20oz(600mL) portable silicone bottle is a foldable type. Pls confirm with us about the packing info, stock color and exact production time before placing your order.