Ernie Ball Earthwood Mandolin Medium Loop End 80/20 Bronze Acoustic Guitar Strings are made from 80% copper, 20% zinc wire wrapped around hex shaped tin plated steel core wire. The most popular acoustic guitar strings provide a crisp, ringing sound with pleasing overtones.
 
  
 
 
  Gauges .010, .014, .024w, .036
 
  
    Ernie Ball Earthwood Mandolin Medium Loop End 80/20 Bronze Acoustic Guitar Strings are made from 80% copper, 20% zinc wire wrapped around hex shaped tin plated steel core wire. The most popular acoustic guitar strings provide a crisp, ringing sound with pleasing overtones.
 
  
 
 
  Gauges .010, .014, .024w, .036