![Ernie Ball Earthwood Phosphor Bronze Rock And Blues Acoustic Guitar Strings 10-52](http://rockaholicmusicshop.com/cdn/shop/files/eb2151_{width}x.webp?v=1686675340)
Earthwood Phosphor Bronze acoustic guitar strings are made with a phosphor bronze alloy wire around a tempered, brass-plated steel hexagonal core to deliver a smooth, resonant and warm sound . The Rock and Blues come with an unwound fourth string for a crisp tone, perfect for Blues.
Calibers: .010, .013, .017, .030, .042, .052.