6pcs X Oil Absorbing Sponge Swimming Pool Whirlpool Spa Dirt Scum Clean Absorb

6Pcs Swimming pool filter sponge. This sponge can extend the life of the filter by collecting all scales, scales, grids and oils from the water. And it allows the filter to work more efficiently. All you need to do is put the duck oil absorbent sponge in the water and let it do its work.