The Petmate Pet Cafe Waterer simplifies your life while enhancing the life of your pet Featuring an automatic gravity design that keeps your pet hydrated by replenishing your pet's water supply. The eco-friendly water hopper automatically fills the water reservoir when levels get low & features a large water dispensing hole making the bottle easy to clean. The Pet Cafe's fashionable base features easy-grab cutouts making the Waterer easy to maneuver.