Ernie Ball 2150 Earthwood Phosphor Bronze Extra Light acoustic guitar strings use a phosphor bronze wrap wire around a tin-plated hex-shaped steel core.
- Set of 6 strings
- Extra Light gauge: .010, .014, .020w, .028, .040, .050
- Manufacturer model: 2150 / P02150
- 92% copper, 7.7% tin and 0.3% phosphorus wrap wire
- Designed for a mellow, ringing tone with clarity