18pcs Cat Water Fountain Filters for Hard Water, with Filter Cottons Reduces Limescale & Bad Smell Compatible with Oneisall PW04 3.5L Wireless Pet Fountain Long Lasting Filter Cartridges

• Package Includes: You will receive 18 pet water fountain replacement filters and 18 filter cottons, easy to install and replace, making maintenance of your pet's water fountain hassle free and efficient.
• Product Material: These pet water dispenser filter are made with quality PP cotton, activated carbon, resin, and maifan stone. This powerful multi layer filtration system effectively removes impurities, smell, and heavy metals, providing your pet with fresh, clean water for better hydration and overall well being.
• Compatibility: Specifically designed to be compatible with the Oneisall PW04 3.5L Wireless Pet Fountain, ensuring a perfect fit and optimal filtration for your pet’s water fountain. Please note that our product is not sponsored or endorsed by, or affiliated with the brands it fits, including Oneisall.
• Hard Water Protection: these filters are specially designed for hard water, helping reduce limescale buildup and ensuring your pet’s water fountain stays clean and functioning smoothly.
• Easy Installation: Simply soak each replacement filter for 5 minutes, rinse under running water for 30 seconds, and insert into your cat’s water fountain. For optimal performance with hard water, replace every 2-4 weeks. Includes filter cottons for complete filtration system maintenance.

Specification: Color: gray, white Material: PP cotton, activated carbon, resin, maifan stone Product Size: as shown in the picture Package details: 18 x pet water fountain replacement filters 18 x filter cottons Note: Due to manual measurement, the size and weight may have a certain error. Due to the difference between monitors, there may be a slight color difference existed.