Compatibility Guaranteed: Specifically designed for the 108oz/3.2L wireless stainless steel cat water fountain, these replacement filters a , maintaining optimal fountain performance and water flow. Complete Pack for Maintenance: Each package contains 3 filters paired with 3 sponges, providing a comprehensive solution to keep your pet's drinking water fresh and clean for weeks. Advanced Filtration System: Our filters feature a multi-stage filtration process including a cotton layer, activated carbon, and ion exchange resin. This system effectively traps hair, debris, removes odors, and softens water, enhancing the taste and quality of your pet's drinking water. Easy Preparation: For optimal performance, soak each pet water fountain replacement filter in water for two minutes before use. This simple step ensures that the filter is fully primed for effective water purification from the first use. Regular Replacement for Health: To maintain the highest quality of water for your pets, we recommend replacing the filter every 2 to 4 weeks, depending on the number of pets using the fountain and their drinking frequency. Regular replacement helps prevent build-up and ensures a steady flow of clean, fresh water. Quantity:6Pcs Color:As Shown Material:plastic Package Contents: 3 * Cat Water Fountain Filters 3 * Sponges Foam Filters Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.