Aquaclear Foam Inserts， 3-Pack</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Traps particles and debris; Tailored fit prevents bypass</li><li>Designed to fit the AquaClear 50 filter</li><li>Suitable for aquariums between 20 to 50 gallons</li><li>3-pack; Economical way to purchase inserts</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/51OqlQQx%2B3L.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/315IJLwLZYL.jpg' noproxy></br>