Big Max Ceramic Pet Drinking Fountain 128oz (White)With its huge drinking area and holding more than a gallon of water, the Big Max Drinking Fountain will suit most dogs or multiple cat households. Automatic water fountains encourage pets to drink more, improving their health through increased hydration. Circulating drinking water is naturally appealing to pets Replaceable charcoal filter for clean and pure, healthy water Heavy duty ceramic ceramic drinking bowls help prevent feline acne Easy clean