Bullet Points: 1Fountain Replacement Filter: Our Cat Water Fountain Filter will remove impurities and odors, and keep your cat's drinking water fresh, clean, and safe, which is of great benefitt for healthier pets. 2High-Quality material: Made of high-quality PP cotton, coconut shell activated carbon, and ion exchange resin, the water has been deeply purified, making it safer, more practical, and durable. 3Fountain Accessories: Our Cat Water Fountain Filter is a must-have accessory for your pet's fountain. Own it and provide a healthy environment for your beloved pet. 4Easy installation: The Cat Water Fountain Filter is easy to disassemble and clean. Since filters come in many shapes, check out your cat fountain and check that the filters match. 5Health Helper: Our Pet Fountain Replacement Filters, which contain ion exchange resins that soften hard water by removing magnesium and calcium, can encourage your pet to drink more water. Product Description: The Pet Water Fountain Filter Cotton provides clean, fresh water to your pet. The external polyester layer on each filter captures hair and debris and the charcoal removes odors and eliminates bad taste. Notice: 1. This product is a replacement filter for pet water dispensers, and does not include water dispensers. 2. The activated carbon filter should be replaced every 2 weeks. 3. Tips: Please soak in water for five minutes before use. 4. Since filters come in many shapes, check your cat fountain and check if the filters match. Specification: Product Name: Pet Water Fountain Filter Cotton Material: PP cotton, coconut shell activated carbon, ion exchange resin Quantities: 4pcs, 10pcs Size: about 10.5*4.5cm / 0.41*1.77 in Packing List: 4 x / 10 x Pet Water Dispenser Filter (water dispenser not included) _x000D_