SBYURE 24 Pcs Aquarium Filter Bag Media Mesh Filter Bags Reusable Net Bags with Zipper for Pelletized Carbon Bio Balls Ceramic Rings and Ammonia Remover White and Black

Specifications:  Color: black and white  Material: nylon and plastic  Size: approx. 15 x 20 cm/ 6 x 7.9 inches  Mesh hole size: approx. 1 mm/ 0.04 inch,not for fine filters Quantity: 24 pieces  Package includes:  12 x Black filter bags  12 x White filter bags Features:  Bag zipper design:  Each filter bag with a plastic zipper,so it won't rust and harm fish health,and very ventilate for fish to stay inside for its mesh grids,also convenient for you to fill and empty bags. Wide range of usage:  fit for most kinds of filter media, like Purigen, Pelletized Carbon, Bio Balls, Ceramic Rings, Ammonia Remover, suitable for freshwater and saltwater tanks,power filters. Quality guarantee: If you are not satisfied with this product,please contact us freely and we provide 100% money back.