Material: This foldable water bottle is made of durable, freezer-safe, and heat-resistant silicone. It is lightweight and odorless. Temperature range: -40°~220°; Capacity: 350ml Design: Easy to carry anywhere. The bottle fits your waist and palm, providing a comfortable grip. It also has a durable, lightweight silicone nozzle for easy hydration. Uses: Suitable for outdoor activities such as cycling, marathons, running, skiing, mountain climbing, fitness, fishing, and hiking. Features: This impact-resistant and odorless bottle is lightweight and perfect for outdoor travel. It has an airtight seal, so it won't leak even with impact. The flexible bottle also allows for quick hydration. Expanded dimensions: Length 7.3 cm, width 5 cm, height 19 cm, capacity 350 ml. Folded dimensions: Length 9 cm, width 5 cm, height 6.5 cm. Thank you for viewing.