5 Pieces Large Filter Media Bags Aquarium Bio Media Bags 17.5 Inch By 13.5 Inch Aquarium Filter Nylon Mesh Bags With Zipper For Activated Carbon Fish Tank Charcoal Filter Bags Bio Ball Ammonia Remover

Features:The aquarium filter bags adopt 40-mesh design and the mesh diameter is 380 micra which is suitable for large media items such as pellet carbon bio balls bio ceramic rings crushed lava rocks etc. but not for fine materials. Please check the size chart before ordering.The media bags for fish tank has a wide range of applications whether they are at home or aquarium the materials are reliable and durable that you can rest assured to use.Specifications:Color: whiteMaterial: nylon plasticSize: approx. 45 x 35 cm/ 17.5 x 13.5 inchMesh density: 40 mesh (380 micra in diameter)Package includes:5 x Large filter media bagsNote:Since the size above is measured by hand the size of the actual item you received could be slight different from the size above.