Designed and gauged for 12 String fingerstyle guitarists who prefer a warm, mellow tone / Silk interwindings for soft, easy feel on fingers / 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 .011/.011, .014/.014, Silk & Steel Wound .023/.009(p), .028/ .014(p), .038/.018(p), .047/.028 /