☈Safe and Durable: The water bottle is made of food-grade PE, PA, PET materials, safe, leak-proof and drop-proof, foldable, light weight and reusable with long service life. ☈Leakproof and Easy Cleaning: The water bottle has a flip cap and a hard seal that make it leakproof. And large opening mouth makes it easy to clean! Wash by hand, and air dry as needed. ☈Unique Design: When empty, this Water bag can be folded, rolled or flattened. It stands when full. What's more, the hook design for easy carrying around your hands or backpack. ☈700ML Capacity: The soft and foldable water bottle for outdoor activities is designed with the large capacity of 700ml and can bear the water temperature from -45 to 120. ☈Applicable to: The foldable water bottle is designed to use for camping, hiking, cycling, jogging, walking, running, workout gym, summer camp, or travel.