This set of pool filter fiber balls is a must-have for any pool or aquarium owner. Made from fiber material, these balls are designed to efficiently filter your pool or aquarium . With stable filtering effect. Plus, they are easy to use and require no special skills or knowledge to operate. Features -Color:Blue -Material:Fiber -Size:5.00X5.00X5.00cm/1.97X1.97X1.97in -Provides a solution for filtration: offers a solution for effectively filtering -Reduces the need for harsh chemicals and treatments: minimizes chemicals and treatments -Enhances the lifespan of pool or aquarium equipment: improves the durability and longevity of pool or aquarium equipment -Improves the appearance and cleanliness of : enhances the visual appeal and cleanliness of the -Easy to store and transport for convenience: conveniently stored and transported for ease of use Package list: 3 x bag of filter balls(about 200g)