Martin M170 80/20 Acoustic Guitar Strings， Extra Light 3 Pack<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Model# M170PK3 </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41XBzZ149JL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51MoU0DfYiL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51nrmgHyLML.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51hct9FfCdL.jpg" noproxy>