Lifegard Aquatics AquaMesh Progressive Filter Media- Blue- 19.5" x 24"</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Aquarium Wet/Dry Filters. Aquarium Overflow Chambers.</li><li>Biological Filters. Pressurized Filters.</li><li>Aquaculture Systems. Waste Water Systems.</li><li>Pond Filters.</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/61E4p7ifvoL.jpg' noproxy></br>