Martin MSP3600 SP 80/20 Bronze 12-String Acoustic Guitar Strings， Extra Light<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Gauges: .010 - .047 </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51aJ-uQSBcL.jpg" noproxy>