Jim Dunlop DEN50 50 Gauge Nickel Plated Steel Electric Guitar E String， Medium/Heavy (Single)<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> 50 Gauge Nickel Plated Steel Electric Guitar E String， Medium/Heavy (Single) </span></li><li><span class="a-list-item"> Warm， aggressive midrange </span></li><li><span class="a-list-item"> Excellent dynamics </span></li><li><span class="a-list-item"> Smooth feel </span></li><li><span class="a-list-item"> Balanced response </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41VvmSzO8LL.jpg" noproxy>