Perfect Match: Filter Compatible with AONBOY Compatible with Wonder Creature Combatible with iPettie 67oz/2L Pet Water Fountains.These are NeucomBBT branded filters and not created or sold from other brand.12 PACK:1 sets Replacement Filter include 12 filters + 12 pre-filter sponges.Each filter individually packaged and be sealed.Materials:Each cat fountain filter is composed of activated carbon, ion exchange resin and non-woven fabric. Non-Woven Fabric:Filter hair,debris & sediment. Coconut Shell Activated Carbon:Absorb impurities & odor. Ion Exchange Resin:Soften water & reduce heavy metals.They could make water more suitable for pet.Use tip 1:please soak the filter in water for 2 minutes and rinse it thoroughly under running water before use.Use tip 2:In order to the water more clean, recommended to replace the pet fountain filter replacement every 2-4 weeks. 12 Pack Cat water fountain filter with sponge Replacement, compatible with AONBOY 67oz/2.0L cat water fountain, compatible with Wonder Creature 67oz/2.0L cat water fountain, compatible with iPettie 67oz/2.0L cat water fountain, Multiple Filtration Pet Water Fountain Replacement Filter Track Page Views WithAuctiva's Counter