Exywaves 8/12 Pieces Pre-Filter Foam Sponge Roll for Aquarium Fish Tank Filter Sponge

8/12 Pieces Pre-Filter Foam Sponge Roll for Aquarium Fish Tank Filter Sponge These little filter covers are great and just what you are looking for. Fits aquaclear filter intake and Fits the intake of most any HOB filter<50 Gal Made of food-grade materials,absolutely safe. Size: 7.3X4.3CM , Inner hole diameter: 0.55 inch, Easy to use, sponge cover directly onto the water inlet of your filter Traps particles and debris, enhances biological filtration, prevents small and baby inhabitants from being drawn into filter These sponge covers slip easily over the intake tube and prevent any of the fish from it Package:8/12PCSFilter Sponge

Pool cleaner replacement sponge 12