XT  Mandolin Phosphor Bronze strings combine our most popular mandolin alloy with an extended lifespan treatment on every string in the set, preserving the natural tone and feel of uncoated strings. Available in medium, custom medium, and medium heavy gauges for a variety of playing styles and preferences.

D’Addario XT strings combine high carbon steel cores with an extended lifespan treatment on every string in the set, giving you enhanced break resistance, pitch stability, and long-lasting performance – all while preserving the tone and feel of your favorite uncoated strings. These strings are made to stay, for performance that never fades away.