Description This professional fish tank filter sponge, made of premium material, is safe and durable. Provide comprehensive filtration for your fish tank and aquarium. Can be cut to get a suitable size to fit your aquarium best. Easy to clean it for repeated use. Feature - Color: White.- Material: Fiber.- Size: 100.00X30.00X2.00cm;/39.30X11.79X0.79in;- The filter sponge adopted premium material, safe for your shrimps, fish, tortoises, etc.- It can help to keep the water clear, suitable for water tank and pond, aquarium.- Effective filtration and increase the oxygen in the fish tank with its strong water permeability.- Can be used repeatedly after easy cleaning, wear resistant and has good filtration ability.- The size is large enough, it also can be easily cut to suitable size to suit you need.Packing list: 1 Roll x Fish Tank Filter