XINYOU XY-2893 10 Layer Sponge Biochemical Water Corner Filter Product Name : Aquarium Sponge Corner Filter;Use for : Fish Tank, Aquarium;Sponge Size : 15 x 10 x 14.5cm/5.9" x 4" x 5.7"(L*W*H) Base Diameter : 8.5cm/2.2";Air Input Hole Dia. : 3mm/0.12" Approx;Air Output Hole Width : 27mm / 1" Total Height : 28cm/11";Material : Sponge, Plastic Color : Black;Net Weight : 391g Package Content : 1 x Aquarium Sponge Corner Filter;1 x Plastic Tube : 1 x Plastic Tube