ITEM NAME:50*12*2cm Biochemical Cotton Filter Foam Sponge Aquarium Fish Tank Pond Z a.imagelink a:hover.imagelink {color:#db3606;.Can be cut any sizes as your needed. Color: black. Can be used again after cleaning. The material has great thickness, it is durable. Its multi-porous feature will avoid blockages and provide the largest adhesion area for bacteria.
