DEMCiflex Computer Dust Filter， Standard 140mm Square， Black Frame， Black Mesh<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Super Fine Medical Grade Mesh</li><li>No Glue， No Screws， No Tools and No Hassles</li><li>Easy Cleaning</li><li>Metallic Strip Included for Non-Ferrous Cases</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31fH03OuxaL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31ykMj58kfL.jpg" noproxy>