Elite Carbon Cartridge for Hush 5 Power Aquarium Filter， 2-Pack</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Elite hush 5 pre-filtration pad polishes aquarium water while the activated carbon removes discoloration and odors</li><li>The easy to use disposable cartridge should be replaced monthly</li><li>Includes 2 cartridge per pack</li><li>Measures 3/5-inch length by 3-2/5-inch width by 7-1/2-inch height</li><li>This product weighs 0.14-pound</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/41WGnxy9%2B7L.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41KjXqjMANL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/31YyvLNWBpL.jpg' noproxy></br>