Fluval Clearmax Phosphate Remover Filters， 3.5 Ounces - 3-Pack</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>3-pack; Treats 27 gallons of water</li><li>Makes maintenance easier; Reduces odors</li><li>Can be placed in the filter or directly in the water</li><li>Suitable for freshwater and saltwater aquariums</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/517AWpMTpkL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/51RT9BaQLhL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41fjUWapgcL.jpg' noproxy></br>