uxcell Double Sponge Cylinder Shaped Fish Tank Biochemical Water Filter Air Pump Black Product Name : Sponge Filter;Fit for : Aquarium, Fish Tank Material : Plastic, Sponge;Tube Diameter : 1.8cm/ 0.71" Total Size : 16 x 23 x 5.5cm/ 6.3" x 9" x 2.2"(W*H*D);Color : Black, Clear Net Weight : 64g Package Content : 1 x Sponge Filter2 x Suction Cup