Description:"Rotatable Design: This dog water bottle is small in size (6.9x6.9x20cm) but large in volume (420ml). The shell is foldable. After drinking, you can fold the bowl back onto the wrong one. This drinking bottle is very easy to take with you.^One button operation: One push button of open/lock water. When your dog wants to drink water, press the button to release the water. When she/he is not drinking, you can press the button to make the water flow back into the bottle.^Leakproof Design: The locking switch and silicone sealing ring in the lid ensure no water leaks. It is perfect for on the go, walking and traveling.^High Quality Material: This dog water bottle is made of high quality food grade PC & ABS. The dog water bottle guarantees that your dog can drink fresh water on the go. It\s easy to clean.^Larger sink: The larger sink (19cm) fits small, medium and large dogs. such as Fadou, German Rottweiler, Golden Retriever, Bago etc. Cats and other pet is also suitable."