Aqueon Filter Cartridge， Small， 24-Pack (4 Packages with 6 Filters each)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>24-Pack (4 Packages with 6 Filters Each) Aqueon Filter Cartridge， Small，</li><li>Ready-to-use， preassembled filter cartridges install in seconds</li><li>Helps create crystal-clear， healthy water</li><li>Patented dual-sided replaceable dense-floss cartridges filter out more particles and debris</li><li>For best results replace cartridge often</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51X5ii0dbhL.jpg" noproxy>