XT Acoustic Phosphor Bronze strings combine our most popular acoustic alloy with an extended lifespan treatment on every string in the set, preserving the natural tone and feel of uncoated strings. Available for 6 and 12-string acoustic guitar ranging from extra-light to medium gauges to suit a variety of playing styles and preferences.

strings feature 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.

XT STRINGS FEATURE A MICROSCOPICALLY THIN HYDROPHOBIC TREATMENT ON ALL SIX STRINGS THAT DOES NOT COMPROMISE THE TONE OR FEEL OF THE UNCOATED STRINGS THAT YOU KNOW AND LOVE.

New improved microscopic coating process developed in D'addario's NY facility that coats all strings. The XT treatment protects the tone and feel of fresh strings. Strings last at least 3 times longer made with high carbon NY steel coupled with fusion twist ball end fastening to deliver enhanced break resistance and tuning stability. Research shows XT strings are up to 42% stronger and stay in tune 131% better than traditional strings wire is drawn & coated.