Ernie Ball Everlast Coated acoustic guitar strings use ground-breaking nanotechnology that repels unwanted moisture and oils that negatively impact your tone. The proprietary treatment is applied to both the inner hex core and outer wrap wire to provide ultimate protection without compromising tone or feel. Made from 92 percent copper, 7.7 percent tin, 0.3 percent phosphorus wire wrapped around brass plated hex shaped steel core wire, Phosphor Bronze strings produce warm rich bass tones with clear bright trebles. Gauges .012, .016, .024, .032, .044, .054.

1,000 times thinner than any other string coating

Everlast treatment is applied to both the inner hex core and outer wrap wire

Provides ultimate protection without compromising tone or feel

Keeps strings as fresh as the day they were made

Featuring the finest and freshest materials