This product is pool filter , made of good materials, with simple design and practical function. It has a simple installation method and is easy to clean, which can bring convenience to your replacement work. This is a very good filter accessory that will bring you a good experience. Features - Color: Blue. - Material: Sponge. - Size: About 20.00X10.00X10.00cm/7.86X3.93X3.93inch. - Our swimming pool filter sponge features with good flexibility and adaptability. - Can be applied normally even after being washed many times, reusable for your long-term demands. - This pool cleaner sponge with high-density effectively cleans much rubbish in swimming pool. - Our pool filter sponge replacements can be compatible with spa swimming pool, bathroom, fish tank and so on. - This reusable cleaner tool is easy to clean, save you lots of time and effort. Package list: 1 x Pool Filter Sponge