D'Addario EJ12 80/20 Bronze Acoustic Guitar Strings, Medium, 13-56

D'Addario's heaviest 80/20 Bronze gauge, EJ12s offer heavier tension resulting in a bolder, more resonant acoustic tone with higher resistance for heavy strumming and flat-picking. * D'Addario's heaviest 80/20 bronze set, ideal for heavy strumming and flat-picking * Extra-bright tone mixed with deep and projecting bottom end * 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 .013, .017, Bronze Wound .026, .035, .045, .056