MORE DURABLE THAN TRADITIONAL FILTER CARTRIDGESThis is a great replacement for cardboard pool filters. Foam Filter Cartridge good value for money to see over time if the spa let's say the engine does not get dirty. It was just necessary to cut these Foam Pool Filters to the right size, which is no problem with a good cutter, and replace the usual paper pool filters. HIGH QUALITY Foam Pool Filters about 100*200MM (L x W ) for Intex Type A. The foam pool filters are made of high quality sponge. As these pool filter cartridges are washable they are economical, this foam filter lasts longer than cartridges and can be cleaned and reused many times. swimming pools.REUSABLE The Pool Filter Sponge The big difference is that the Pool Filter Sponge is much easier to clean.you still have to follow the spa to maintain it, make sure every day not to wait for the Filter Sponge to turn yellow and remain in good general condition.Each Foam Pool Filter for Spa can be used for about 2 months.EFFIZIENTE FILTRATIONYou can twist the Filter Sponge and scrub it without damaging it, Good elasticity, strong tensile force, high filtration rate, Our Foam Filter Cartridge has a high-density mesh structure which can filter out a lot of impurities in the pool, it collects all impurities, mosquitoes, sprigs, grass, hair and floating insects effectively.