Portable & Lightweight: Portable accessory design and slim contours. Whether it’s a trip or walk in front of your house it is a good choice for you and your pets. One-hand operation: Single hand press to fill water, release to stop the water. Excess water can be returned to the bottle. It is easy to disassemble and clean. Double Leak-Proof Design: With a one-key lock and sealing rubber ring there are no leaks. This portable dog water bottle is made of high-quality food grade material, BPA free, reliable and durable. Treat your pet to a healthy drink anytime and anywhere.