Automatic pet waterer. Features 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 and features a large water dispensing hole making the bottle easy to clean. Water reservoir is easy to fill & locks into the base without spilling. Fashionable base features easy-grab cutouts making the waterer easy to maneuver and comes in a variety of colors to complement any home decor. Constructed using more environmentally sustainable PET vs. PVC bottles. Ideal for pets of all sizes.