• 【Material】BPA free, BPA-free silicone and TPU (thermoplastic polyurethane) for durability and flexibility and safe. New bottles have a slight odor. Putting rice water, green tea, sugar cubes, or vinegar in the bottle before first use can help reduce the odor. In addition, washing with baking soda is also recommended. Applicable temperature: 0-40℃.A dust-proof cover is attached to the drinking cup.
• 【5oz/8oz/17oz】 The lightweight 5oz is perfect for replenishing water and energy needs on demanding long distances, the 8oz is ideal for short runs, and the 17oz will keep you hydrated on long trails!
• 【Just chew on the mouthpiece】When you chew on the mouthpiece, water comes out, even if your sucking ability is weak, you can easily rehydrate yourself! Perfect for sharing water with your buddies or pouring water on your body. Also recommended for elderly people.
• 【Comfort】Flexible, soft material fits snugly in the pocket. The flask compresses when you drink, so you don't have to worry about water splashing or shaking. The exact amount of water remaining can also be checked at a glance.
• 【CUSTOMER SERIVICE】Customer satisfaction is our first priority! If you have some trouble in our soft flask, please contact us once.We will get you back within 24 hours and try our best to make things right!