High Quality: This soft water bottle is made of food-grade TPU material, BPA-free, healthy, and environmentally friendly. This premium water bottle is a perfect gift for friends and family, and an excellent choice for sports enthusiasts. The leak-proof design makes it suitable for sports or travel. Portable: This ultra-light, foldable running water bottle is easy to carry whether empty or full, suitable for various sports. You don't have to worry about hydration when you're on the go. This outdoor sports water bottle is suitable for both adults and children. Foldable Design: The bottle is very flexible and easy to fold, resulting in a smaller folded size (about 6 cm high). The slightly elastic material allows it to stand upright even when full. The soft water bottle's wide mouth makes it easy to fill and clean. Practical Water Bottle: This water bottle is suitable for almost all outdoor activities, such as running, cycling, camping, marathons, etc. It has a wide operating temperature range (0°C-40°C / 104°F). The TPU water bottle can be stored in the refrigerator, so you can easily get refreshing drinking water even in hot weather.