Keep your pets healthy and hydrated with this advanced 3-stage filtration water fountain system. The comprehensive filtration process includes a water tray filter, water tank filter, and sponge filter to ensure clean, fresh water for your furry friends. This thoughtfully designed fountain features multiple filter layers that help remove impurities, pet hair, and debris from your pet's drinking water. The fountain's continuous circulation helps maintain water freshness and encourages pets to drink more frequently. Each package includes 3 water tray filters, 3 water tank filters, and 3 sponges for long-lasting use. These replacement filters are easy to install and maintain, helping to keep your pet's water supply clean and appealing. Regular filter changes help ensure optimal performance and water quality for your beloved pets.