- 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
- 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 .013, .017, Phosphor Bronze Wound .026, .035, .045, .056; The edges have radii that prevent the ball end from cutting into wooden bridges or guitar tops