- Pack of 6 replacement filters and 6 foam sponges for Comyan 1.8L cat fountain - Advanced purification with cotton mesh, activated carbon, and ion exchange resin - Effectively filters hair, dirt, heavy metals, and insects from the water - Removes odors, impurities, and improves the taste of drinking water for cats - Keeps water fresh, oxygenated, and healthy, promoting pet hydration - Easy to install and replace, recommended to change every 2-4 weeks - Ideal for keeping the fountain clean and prolonging the dispenser's lifespan - Exclusively compatible with 1.8-liter transparent Comyan fountains