-Effectively holds small particle carbon and phosphate remover in place
-Prevents media from entering pump
-Helps to keep aquarium clean
5 fine mesh media bags measuring 10.5″ x 12″. Prevent media from entering your pump, and keep your aquarium clean! The fine mesh size effectively holds even small particle carbon and phosphate remover in place while allowing free flow of water throughout the unit for maximum filtration. This media bag easily holds 1000ml of media with room to spare. You can say goodbye to the hassle of ties and strings; this bag features an easy to use zipper that is completely corrosion resistant. Durable and effective, this filter bag can be used over and again.