One-key lock: one key to open and close, convenient for dogs to drink. Leak-proof, don't waste water when traveling outdoors. You can hold the dog in one hand and feed the dog to drink with the other hand. Large capacity small bottle: This 75mm*260mm water bottle can hold 19oz (550ml) water. Small size, easy to carry, large capacity, don't worry about the dog no clean water to drink outside the game. High quality material: lead-free, BPA-free, PET+ ABS, safe and durable, easy disassembly and cleaning. Beautiful and durable: The senior exquisite color and design of the bottle can bring your dog the pleasant drinking experience. And the unbroken plastic ABS material is durable, it is more practical outdoors. Safe Water Happy Trip: An athletic dog likes to drink water. Dogs that drink wild water are prone to gastrointestinal issues. Drinking too little water, dogs are easy to get kidney stone disease. With this portable pet drinking water bottle, you no longer have to worry that there is no drinking water for dogs to drink.