FATPET Dog Water Bottle, 30 Oz / 900ml BPA Free Pet Chew Proof Water Dispenser Non-Leakage with 16mm Nozzle Diameter Dog Water Dispenser for Big Dogs No drip dog water bottle/ non-leakage/ mess free/chew proof/ 30 oz /900ml capacity /nozzle diameter: 16mm for big dogs Stainless steel pipe with bottle cap is fixed, so the dog can't pull the stainless steel tube from the bottle cap when your dog is drinking The drinking water pipe is full of stainless steel pipe, so as to it's difficult to bite the steel tube when the big dog is drinking. And the water bottle comes with roller ball style nozzle, no springs, so it's will never hurt your pet Simple and easy installation, you can easily snap the water bottle on or off for cleaning and refilling water The water bottle help assure an adequate supply of water will be available for the health and well-being of your pets, and you can pour water form the top of the bottle to meet your pet's requiremen