Ernie Ball Earthwood Phosphor Bronze Rock and Blues Acoustic Guitar Strings 3-Pack, 10-52

Made from 92% copper, 7.7% tin, 0.3% phosphorus wire wrapped around tin plated hex shaped steel core wire.

Light orange, gold color and provide a mellow, ringing sound, with excellent clarity.

Gauges .010, .013, .017, .030, .042, .052