9-Piece Pool Filter Set, Foam Filter Cartridge, Reusable and Washable Foam Filter for Spas and Swimming Pools

【What You Will Receive】 You will receive 9 filters. Approximate dimensions are: outer diameter: 10.8 cm; inner diameter: 4 cm; height: 7.3 cm. These filters are suitable for most pools on the market. 【High-Quality Material】 Our spa foam filters are made from high-quality sponge, which offers good flexibility and high elasticity, good water permeability, strength and durability, non-toxic and odorless, safe and environmentally friendly. 【Premium Filtration】 Thanks to its high-density mesh structure, our spa foam filter can effectively filter various impurities in the pool, such as leaves, grass, hair, debris, pine needles, insects, and other floating objects. It provides you with a cleaner aquatic environment. 【Cost Savings】 Replacing filter elements is part of daily pool maintenance. Our filter sponges are easy to clean, reusable, and have a longer lifespan than traditional paper filter elements. This not only reduces your pool maintenance costs but also saves you considerable time and effort. 【Friendly Reminder】 The lifespan of the foam filter will be affected by factors such as filter performance and water temperature. To extend the life of the filter element, we recommend cleaning or replacing it weekly for optimal filtration and to keep your pool clean.