Blue Ribbon Pet 100% Nylon Filter Bag with Drawstring Top for Aquarium Filtration

With Blue Ribbon Pets Nylon Filter Drawstring Bag you can Fill with your filtering media with : carbon, resins, water softeners, etc. Safe for use in all freshwater & marine aquariums Ideal for pond filtration Does not hinder water flow Prevents filter mediums from entering pump housing Especially designed to fit most filtration units