Description The Fish Tank Water Purification Ball is designed to efficiently purify the water in your fish tank, keeping it clean and clear. It can filter out impurities. Additionally, the mineral stones release minerals that promote the healthy growth of your fish. These balls are suitable for various sizes of fish tanks. They are also easy to use, clean, and replace. Features -Color: lightbrown -Material:ceramsite -Size:0.60X0.60X0.60cm/0.24X0.24X0.24in -Note: about 6-7mm -Fish Tank Filter has a good filtering effect and can achieve a better water purification effect. - The practical design will give you a wonderful experience and bring you a good mood. -This filter ballis exquisite in craftsmanship and durable, and is deeply loved by who lovefish-farming. - Share with your friends and family, because this fish tankfilter ballis practical. -Our fish tank water purification ceramsiteballs effectively filter out impurities and minerals.Packing list1 x bag of Fish Tank Filter Balls (about 1KG each bag)