[Universal Compatibility]Our versatile filters ensure a perfect match for your pet's hydration needs. With wide compatibility, these filters work with a variety of cat water fountain models detailed in the product images, eliminating guesswork and ensuring an exact fit. [Premium 8-Pack]Each pack contains 8 high-quality pet water fountain replacement filters, individually sealed and packaged. With our bulk packaging, it's now more convenient to regularly replace filters to maintain your pet's health. [Advanced Filtration System]Each filter features a multi-stage filtration process, including a cotton layer, activated carbon, and ion exchange resin. This advanced filtration system removes hair, heavy metals, and improves the taste of water, ensuring your pet enjoys fresh, clean drinking water. [Instructions]For optimal performance and to avoid charcoal residue in your pet's water, soak each filter in water for 2 minutes before installation, then rinse thoroughly under running water. This simple preparation step helps maintain the purity of the water your pet drinks. [Regular Replacement for Health]Keep the water in your cat's water fountain fresh and safe. Ensure your furry friend gets the best hydration experience by rinsing the filter under tap water each time the waterer is refilled and replacing the filter every 2 to 4 weeks depending on the number of pets and how often they drink.<br><br>Colour:White Material:Cotton<br><br>Package Contents: 8x pet water fountain filter<br><br>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.