Cpolebev 16 PCS Aquarium Mesh Media Filter Bags, Nylon Media Filter Mesh Bags with Zipper (for Particulate Carbon), Bio Balls

HIGH QUALITY - The aquarium filter media bag is made of nylon and the zipper is made of plastic which would not rust and produce harmful substances. The nylon mesh bags 't tear open, safe, , washable and reusable. CUSTOMIZE YOUR AQUARIUM - Mesh filter media bags are perfect for your freshwater, saltwater, or reef tank, small or large. You can choose the filter media best for your fish tank according to your expertise, optimize your filter meet the needs of your aquarium or pond and the fish and livestock you have. UNIVERSAL BIO MEDIA BAG - Aquarium mesh filter media bag is perfect for small filter media, like pelletized carbon, granular carbon, zeolite, peat, crushed coral, Ammonia remover and ceramic rings, etc. Especially optimal for activated carbon. CULTIVATE ECO WATER ENVIRONMENT - Place High Flow zipper mesh bags filled with of media in flowing water. Help to create quality living environment for your fish pet. Purified water quality, rapid probiotics cultivation, restore the high-quality water source in nature Your fish pet farming need a good water source and manage.