Ernie Ball Earthwood Custom Light 12-String 80/20 Bronze Acoustic Guitar String, 10-48 Gauge

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. Gauge Combination: 10-10, 14-14, 22w-9, 30-12, 10-18p, 48-28