Red Sea Max-Nano 100 Micron Thin Mesh Filter Sock (2 units)
Red Sea’s 100 micron Thin-Mesh aquarium filter bags
100 micron thin-mesh aquarium filter bags are perfect for new setups and after heavy maintenance or whenever there is a lot of particulate matter in the water. They are also suitable as a holder for other mechanical or chemical filter media. The monofilament construction of these bags makes them very easy to clean.