Drinkwell Ceramic Avalon Pet Fountain - Automatic circulating water dispenser for dogs and cats Activated carbon filter and foam filter are required separately. Made of ceramic, it's clean and easy to care for. There is a small stain-like chip on the inside; please refrain from purchasing if you are concerned. Size: 26.6cm (length) x 26.6cm (width) x 15.4cm (height) Weight: Approximately 2.2kg Capacity: Approximately 2L