Check the listing for details. D'Addario EJ17 Phosphor Bronze, Medium 13-56 Acoustic Guitar Strings. Condition: New. Listed at 12.95 USD. D'Addario EJ17 Phosphor Bronze, Medium 13-56 Acoustic Guitar Strings Description EJ17 Phosphor Bronze Acoustic Guitar Strings, Medium, 13-56 D'Addario's Perfectly Balanced Phosphor Strings Since 1974, D'Addario has been making strings with phosphor bronze, which has become known for a well balanced acoustic sound. The bronze is wound with precision onto a hexagonal high carbon steel core, providing excellent bright tone, lasting intonation, and strings that are easy to play. These are the only acoustic strings I use, and I love them for having a clear bright sound without lacking warmth. Key Features Balanced tone Lasting Intonation Easy to play A great set of strings for any acoustic player! Full Features D'Addario's lightest gauge acoustic guitar string set, known for its superb, long-lasting tone and playing ease Preferred for its warm, bright, and well balanced acoustic tone Environmentally friendly, corrosion resistant packaging for strings that are always fresh Made in the U.S.A. for the highest quality and performance Specs SKU: EJ17 – Manufacture: D'Addario Default SpecsTypeAcoustic Guitar Strings > Butler Music LLC Powered by SaleTurf