Uxcell Sponge Fish Tank Oxygen Releases Stone Corner Filter Product Name : Corner Filter; Fit for : Breeding Tank, Fry Stock Tank External Material : Plastic; Color : As Picture Shown Filter Size : 10.3 x 7.6 x 8.3cm/4.1" x 3" x 3.3" (L*W*H);Tube Size : 9 x 1.6cm/3.5" x 0.6" (Max.L*D) Weight : 207g Package Content : 1 x Aquarium Corner Filter