Chemi-pure Blue is specifically formulated for reef and FOWLR tanks. It contains high grade carbon and ion exchange resins to promote great health of all aquarium inhabitants. Chemi-pure Blue comes in a nylon bag and is ready to go after rinsing.
Rivers to Reef says: Chemi-pure Blue does more than just what we state above. Check out the link above to see everything that this awesome filter media can do for your reef or FOWLR tank.
Note: The nano size Chemi-pure Blue contains five, 22 g bags, of product. Each bag is enough to treat five gallons of water.