General description The 12pcs Cat Water Fountain Filter is designed to provide clean and fresh drinking water for your cats. Made from high-quality sponge material, these filters ensure effective filtration of impurities, pet hair, and dirt, promoting a healthier drinking environment for your pets. Technical specifications Material: Sponge Dimensions: 6.5 x 3 x 3 cm Quantity: 12 sponge filters Usage Replace the sponge filter every 2 to 3 weeks for optimal performance. Not reusable; designed for single use only. Other information Specially designed for 2.5-liter cat water dispensers. Filters fine particles to achieve a water purification effect.