Tondiamo 3 Pieces Aquarium Sponge Filter Pad Media Cut to Fit Foam for Fish Tank Filters Replacement Fish Tank Cleaner Open Cell Foam Sponges for Dishes

Improve water quality: the aquarium sponge can filter out many particles in the aquarium or fish tank, avoiding residues and reducing the mortality of fish, which can increase the solubility of oxygen in water

Safe and healthy material: the black aquarium filter sponge is made from bio sponge that is safe to use in seawater or freshwater fish tanks and glass containers; You can clean the filter foam easily, and use it repeatedly

Support to trim: measured about 9 x 9 x 1 inches, the bio media sponge can be trimmed into the size that you need; The included 3 pieces of aquarium filter sponge can be cut into some small sized filter foam that fit for your aquarium filter

Coarse sponge: the 30 PPI black sponge sheet provides more surface area to catch the floating debris so that help to keep the aquarium water clear, which can also avoid debris blocking the pump tube

Wide application: the bio media sponge is suitable for freshwater aquariums, seawater aquariums and coral reef aquariums; You can install one piece of filter foam to improve aquariums water and give fish, little turtles, or shrimps a cozy environment to live