"EJ22, D'Addario's heaviest gauge ""jazz"" set, is preferred for its wound 3rd/G string, dense tone and tight feel. Can also be used for down tuning.- Features a wound 3rd/G string, optimal for ""jazz"" style playing and some drop tunings- Round wound with nickelplated steel for distinctive bright 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 .013, .017, Nickel Wound .026, .036, .046, .056- Environmentally friendly, corrosion resistant packaging for strings that are always fresh"