Descriptions:The collapsible and lightweight design of the Sports Water Bottle allows you to save 50% space, which is portable, and easier to store. Not only for travel, but for everyday activities such as hiking, camping, commuting, exercise, road trips, outdoor events, and school. Features:1. Leak-proof: The convenient silicone mouth provides good leak protection. 2. Convenient To Use: Just a light squeeze provides ample hydration, and the high-flow bite valve seals automatically after each sip.3. Space-saving: comes with a collapsible design for convenient store. Packing List:Name: Collapsible Water BottleMaterial: TPU+SiliconeCapacity: about 500mlUses: The hydration bottle is specially designed for outdoor use, recommended temperature: 040 °C. It is perfect for marathons, running, jogging, cycling, climbing, hiking, etc. Packing List:1*Sports Water Bottle