DescriptionIt is light in weight and high in strength. It is durable and can help you clean the pool. Unlike sand, the filter ball does not block your filter and requires less backwash for maintenance purposes. It has the advantages of high filtration strength, fast filtration speed, long service life, reusable, good elasticity and low loss. Premium filter media extends filter life and is a perfect replacement for filter sand, filter glass and other media. Perfect for summer pool sand filter and others water filter, clear water makes you and your children enjoy swimming more. No sand in the pool, lighter and more efficient than traditional filter sand.Feature- Color: white. - Material: fiber. - Size: 0.4 x 0.4 x 0.4 cm. - It features light weight, high strength. It is durable and can help you clean the pool. - Deliver an excellent filter result. - Have a high dirt absorption capacity. - They are lighter and more efficient than traditional filter media. - They are easy to handle and you have no more sand in the pool.