Replacement filter for cat fountain. Keep your cat s drinking water is fresh and safe. Helping you to take care of your cat s health. Features: Value pack of 12 filters. Compatible with Drinkwell Avalon and Pagoda cat water fountain. Activated carbon can remove residual chlorine impurities and pollutants keep water fresh and . Filtration can assure quality of water and enhance taste of freshwater for your cats. In order to ensure water filter should be replaced in time please replace them within 2 to 4 weeks. Any problem please our store without hesitation. Honor to serve you! Specification: Name: Cat water fountain filter Inside material: activated carbon Suitable for: Drinkwell Avalon and Pagoda Size: 57*47*37mm Note: * There could be some deviations due to manual measurement or slight color difference owing to photographing condition. Thank you for your understanding. Package Information: Package size: 18*20*4cm Package weight: 309g Packaging Package List: 12* Cat water fountain filter