Pool Filter Balls for Sand Filter Pump 3.5 lbs Reusable for Swimming Pool

3.5 lbs Pool Filter Balls for Sand Filter, 100% Polyester Fiber:Elevate your filtration game with our pool filter balls, crafted from 100% premium polyester fiber. Our balls bring superior filtration performance, are compatible with various filter systems like sand filters, cartridge filters, and DE filters. Enjoy swimming in crystal clear water in no time!