Combining the rich, warm tone of our phosphor bronze with the bonus resilience and longevity of Dura-Tone coating, these acoustic strings offer players articulate sound with outstanding reliability. Wind up a set of these ball-end strings to brighten up your tone and keep wear, rust and residue buildup at bay. Extra-Light 860XL: .010, .014, .022, .030, .040, .048 • MFSKU 0730860402 • UPC 885978909087