Ernie Ball Earthwood 80/20 Bronze Acoustic Guitar Strings are made from 80 percent copper, 20 percent zinc wire wrapped around a hex shaped brass plated steel core wire. These acoustic guitar strings provide a crisp, ringing sound with pleasing overtones. Gauges:- .012, .016, .024w, .032, .044, .054.

Features:
• Natural feel and tone
• Element shield packaging prolongs string life and keeps strings as fresh as the day they were made
• Featuring the finest and freshest materials