12 Foam Filter Pad Inserts for Hagen Fluval 404 / 405 / 406 (A-226)</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Performs mechanical filtration</li><li>Traps Particles & Debris</li><li>Enhances biological filtration</li><li>Good for freshwater & marine environments</li><li>Provides efficient water flow with less clogging for long lasting filtration</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/41un-OmJOaL.jpg' noproxy></br>