Ernie Ball Aluminum Bronze Medium Acoustic Guitar Strings Set .013 – .056

Patented technology brings a new voice to acousticguitarists who seek a more expressive and dynamic string
Aluminum Oxide provides a significant corrosionbarrier, without coating the string
Featuring Maraging Steel Hex cores, for greaterlow-end, and note separation
Element Shield Packaging Prolongs string life andkeeps strings as fresh as the day they were made
Made in California, U.S.A. Featuring the finest andfreshest materials.
Aluminum Bronze acoustic strings feature more projection and claritythan traditional bronze strings, while also providing improvedcorrosion resistance. Aluminum Bronze strings are made with Ernie Ballmaraging steel hex cores and aluminum bronze wrap wire providing morepronounced lows coupled with crisp brilliant highs. Made from a blendof copper and aluminum specifically tailored for acoustic guitarstrings.