Strings › Ernie Ball Medium Light Earthwood 80/20 Bronze Acoustic Guitar Strings 12-54 Gauge Ernie Ball Medium Light Earthwood 80/20 Bronze Acoustic Guitar Strings 12-54 Gauge $7.99 Ernie Ball Earthwood 80/20 Bronze Acoustic Guitar Strings are made from 80% copper, 20% zinc wire wrapped around hex shaped brass plated steel core wire. These acoustic guitar strings provide a crisp, ringing sound with pleasing overtones. .012, .016, .024w, .032, .044, .054 Purchase Added! Ernie Ball Earthwood 80/20 Bronze Acoustic Guitar Strings are made from 80% copper, 20% zinc wire wrapped around hex shaped brass plated steel core wire. These acoustic guitar strings provide a crisp, ringing sound with pleasing overtones. .012, .016, .024w, .032, .044, .054 Reviews Reviewer Name Review Date Star Rating Description Posted on Etsy Product Show More