Ernie Ball Earthwood Phosphor Bronze Acoustic Strings are made froom 92% copper. 7.7% tin. 0.3% phosphorus wire wrapped around tin plated hex steel core wire. This strings provide a very smooth relax sound with a nice ring and incredible clarity. Very popular with top hi profile guitar players and anyone looking for a top quality guitar strings. The gauges are .011, .015, .022, .030, .042, .052 At Elizondo Music we are very proud to be a direct authorized Dealer with full factory warranty.
