Pssopp 10PCS Aquarium Filter Bags Reusable Polyester Mesh Fish Tank Bag Media with Zipper Isolation Bags[black] Accessories

Quality Material--Zipper is plastic, you do not worry it would rust and produce harmful substances, it great for use in canister filter system, also can be used as laundry bags, storage bags. Unique Design--each filter bag with a zipper, the zipper is plastic, so it won't rust and harm fish health, it is very ventilate for fish to stay inside for its mesh grids, convenient for you to fill and empty bags, not easy for fish to escape Bag Size-- each bag measures approx. 32x27cm / 12.6x10.6in inches, general size for you to use. Package List--the package include 10 pieces white filter bags, 10 pieces black filter bags, 20 pieces aquarium filter bags in total, enough for your usage in daily life Filtration Applications--Versatile media bags are designed for filtration applications, This bag is good for holding large media items, such as Pellet carbon, bio balls, bio ceramic rings, crushed lava rocks, zeolite, gravel. Not for fine, granulated carbon charcoal media. Prevent media from entering your filter system and make your pond clean.