D'Addario XS Acoustic Phosphor Bronze is a tremendous leap in coated string technology combining D'Addario's most popular acoustic alloy with the most advanced string coating technology, resulting in clear tone, smooth feel, and superior tuning stability - all with the longest possible string life. With its ultra-thin film coating on every wound string and a unique polymer treatment on the plain steels, XS offers the highest level of protection, for maximum life with an uncommonly smooth feel. XS also features NY Steel high carbon core and plain string wire, along with D'Addario's exclusive Fusion Twist, for incomparable break strength and tuning stability. XS is the most innovative coated string ever created.

LASTING TONE, MAXIMUM LIFE
A tremendous leap forward in coating technology allows the string windings to be completely protected from contaminants for lasting tone and maximum life.

INCREDIBLE STRENGTH & STABILITY
With NY Steel at its core, XS offers greater break strength and tuning stability which are only enhanced by our proprietary Fusion Twist technology.

IMPOSSIBLY THIN, ALWAYS TRUE
Thanks to an incredibly thin coating, every XS string stays true to the iconic D'Addario tone.

Gauge:
Medium: .013, .017, .026, .035, .045, .056
Light:  .012 .016 .024 .042 .053
Custom Light: .011 .015 .022 .032 .042 .052
Extra Light: .010 .014 .023 .030 .036 .047
Light Top Medium Bottom: .012 .016 .025 .035 .045 .056