Keep pet's drinking water clean: the foam filter prevents food, hair and other debris from being circulated around the fountain, providing your pet with cleaner and healthier water. Enhance overall filtration: this pet fountains replacement filter can keep your pet hydrated, an to their health, drinking clean and water has many advantage for cats and , add more happy moments, you and your pet can enjoy playtime more and live happy . Easy to replace: removes for pump cleanings and foam filter replacement, we suggest to change 2-4 weeks to maintain your pet water fountain and keep the water and clean. Wide application: this pet fountains foam is compatible with stainless steel 360, Lotus, , and Pagoda pet water fountains, and it can help extend the life of your water fountain pump. Package includes: you'll 24 pieces replacement foam filter, we have upgraded the thickness and density of the product, and changed the vacuum packaging into boxes, so that you can have a better experience. Colour: white Material: sponge Size: about 7.5x7.5x1cm Package Contents: 24 * replacement foam filters Only the above package content, other products are not included. Note: Light 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.