D'Addario EJ44C Pro-Arte Composite Classical Guitar Strings， Extra-Hard Tension<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Silver plated copper wound on an exclusive Composite core material for powerful， long lasting tone </span></li><li><span class="a-list-item"> Composite 3rd/G for increased projection， clear nylon 1st and 2nd strings. All laser sorted for consistent， precise intonation </span></li><li><span class="a-list-item"> Extra-hard tension， optimal for maximum string resistance and projection without compromising tone </span></li><li><span class="a-list-item"> Made in the U.S.A. for the highest quality and performance </span></li><li><span class="a-list-item"> String Gauges: Trebles .0290， .0333， .0416 Basses .030， .036， .045 </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51R9oTnVy8L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/61cLLb9VfqL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51iDFpf6zXL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/61nkf0yDMbL.jpg" noproxy>