Editorial Review Wound Strings are 80% copper, 20% zinc wire wrapped around hex shaped tin plated steel core wire Plain strings are made of specially tempered tin plated high carbon steel The most popular acoustic guitar string alloy provides well balanced projection with crisp pleasing highs Element Shield Packaging Prolongs string life and keeps strings as fresh as the day they were made Made in California, U.S.A. Featuring the finest and freshest materials.
Features 1) 3 Pack! 2) Made from 80% copper, 20% zinc wire wrapped around hex shaped tin plated steel core wire. Great crisp tones. 3) All Ernie Ball strings are precision manufactured to the highest standards and most exacting specs to assure consistency, optimum performance, and long life. 4) Made in California, USA! 5) String Gauges 10-14-20-28-40-50.