Filter type High Quality Our Pool Filter Foam is made of high quality sponge, the thickness is sufficient, the density is moderate, soft, not easy to deform, environmentally friendly, washable, reused, durable, has a long life, perfect for type H filters. Save Costs Replacing the paper filter element is part of the daily maintenance of the tank. Replacing a conventional filter element can be very expensive. These washable foam filters and reusable reduce your costs. Excellent Function Pool Filter Sponge filter can help clean particles and debris, and extend the life of your filter media, provide efficient water flow with fewer clogs for filtration and cleaning durable.Reusable pool filter Washable swimming pool filter sponge, soft, not easy to deform, fast filtration speed, good breathability, can be used for a long time.Keep the water clean and freshFilter swimming pool helps keep your spa massage water clean and fresh. It applies to most massage pools. With this filter, you can enjoy a safe and healthy massage spa.