D'Addario EJ17-3D Phosphor Bronze Acoustic Guitar Strings, Medium, 13-56, 3 Sets

• Buy 3 sets and save with this environmentally friendly, corrosion resistant 3D pack
• D'Addario's most popular choice for heavy strumming, flat-picking and resonant, projecting tone
• Preferred for its warm, bright, and well balanced acoustic tone
• Made in the U.S.A. for the highest quality and performance
• String Gauges: Plain Steel .013, .017, Phosphor Bronze Wound .026, .035, .045, .056