This professional fish tank filter sponge, made of , is and durable. Provide great filtration for your ornamental garden pond and aquarium. Can be cut to get a suitable size to fit your filtration system. Easy to clean it for repeated use. Feature - Brand: . - ColorWhite - Material: Fiber. - Size: About 100.00X30.00X2.00cm/39.30X11.79X0.79inch. - The filter sponge is adopted of quality material, which is dye-free and for your shrimps, fish, tortoises, etc. - Effective to avoid residue and reduce the death rate of fish, provide effective filtration and increase the oxygen solubility in the fish tank with its strong water permeability. - 1M in length while 30cm in width, can be easily cut to suit you need. - Resist breaking, tearing and warping. Can be used repeatedly after easy cleaning. - Keep your water clear, suitable for water tank and ornamental pond. Package list: 1 Roll Tank Filter Pad