Large capacity dog water bottle, leak proof portable puppy water dispenser with drinking feeder for pets outdoor walking, hiking, travel. keep the dogs water bottle horizontal, slide lock key right to unlock. press the water key to fill trough with water. Release the water key to stop the water. Keep it vertical and press the water key to return the remaining water to the auto dog mug. Dogs in sport need to drink more water. Unclean water leads to stomach problem easily. Feed your pet with clean water when go out. High quality antibacterial food grade ABS material of pet water bottle, FDA approved, lead-free, BPA-free You could easy feeding fresh and safe water to your dog anytime and anywhere this bottle One-key lock water and sealing rubber ring of the dog bottle water to avoid water leaking in your bag.