D'Addario EJ39 12-String Phosphor Bronze Acoustic Guitar Strings, Medium, 12-52

• Medium gauge 12-string set, ideal for heavy strumming and a resonant, projecting tone
• 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
• String Gauges: Plain Steel .012/.12, .016/.016, Phosphor Bronze Wound .025/.010(p), .032/.014(p), .042/.020(p), .052/.030(w)