Ernie's Light Earthwood 80/20 Bronze strings are made from 80% copper, 20% zinc wire wrapped around hex shaped tin plated steel core wire. They provide a crisp, ringing sound with pleasing overtones.
Ernie Ball 2004 Earthwood 80/20 Bronze Light Acoustic Guitar Strings Features:
- Type: Acoustic 6-String
 - .011, .015, .022, .030, .042, .052
 - Bright tone
 - Tin-plated hex steel core
 - 80/20 bronze wrap