Ernie Ball Earthwood 80/20 bronze acoustic guitar strings (all gauges)

These Ernie Ball acoustic guitar strings are made from 80% copper and 20% zinc, wound around a hex-shaped tin-plated steel core. They offer a crisp, ringing sound with pleasing overtones and are known for their mellow tone that lasts longer than some other brands.

• The description claims that these strings have a mellow tone that lasts longer than other brands.