[High Quality Material]: This collapsible sports bottle is made of food grade silicone, BPA free, non-toxic and odorless. Unique, safe and healthy dyeing process, harmless to the human body, strong resistance to heat and cold. We provide you with a practical and safe bottle that you can use with confidence every day. [Large capacity and light weight]: The collapsible water bottle weighs only 300g, can hold 750ml of liquid, and is convenient to carry. It can be folded to a third of the size after drinking, which saves a lot of space. It is very suitable for boys, girls, boys, women and men. [Leak-proof and easy to clean]: The collapsible bottle has a silicone sealing ring to prevent water leakage and you no longer have to worry about pouring drinks into the bag. The bottle mouth is detachable and the detachable wide neck design makes the bottle easy to clean. Insert ice cubes and lemons and take a narrow mouth to prevent it from tipping over and getting wet when drinking. [Great Outdoor Companion]: You can hang it on a backpack or gym bag and take it with you. Very practical, suitable for traveling, hiking, camping, exercising, traveling, cycling, running, fishing, climbing, etc. [Colorful and comfortable]: screw cap design, 5 colors to choose from. The color is bright and the body of the color bottle is made of high quality silica gel, soft and comfortable. You will love taking them everywhere.