(3 Packages) Zoo Med PMC-18 Mechanical and Biological Sponge Pack</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>(3 Packages) Zoo Med PMC-18 Mechanical and Biological Sponge Pack</li><li>6 Mechanical Sponges and 6 Biological Sponges Total (Each Package contains 2 mechanical sponges 2 biological sponges)</li><li>For use with Zoo Med item# TC-20 Turtle Clean 318 Filter or Item# MC-20 Micro Clean 316 Filter.</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/51UcnxrA8pL.jpg' noproxy></br>