1. Leak proof: One key lock water is very convenient, silicone sealing ring lock key design, to ensure that pet water bottle is completely watertight. But please be careful not to pour too much water into the tank, as the remaining water will not automatically flow into the bottle to keep the water in the bottle clean.<br> 2. Larger capacity and wider tank: Compared to other dog water glasses, this water glass has larger capacity, wider sink, more convenient for all kinds of dog outdoor walks, hikes, trips for longer, suitable for large dogs, medium dogs and puppies.<br> 3. Portable and foldable: The straps on the side of the bottle and the appropriate size of the bottle make it easy to hang on your wrist or fit in your bag, perfect for outdoor and everyday use. In addition, the foldable beverage bottle saves space, is easy to carry, can be placed in the backpack, won't get wet backpack.<br> 4. Durable and safe: Portable dog drinking bottle made of high quality food grade materials ensures that your pet friends can drink healthy and fresh water at any time without worry.