D'Addario XS Acoustic 80/20 Bronze Strings represent a bold evolution in coated string innovation, combining brilliant tone, extended lifespan, and an exceptionally smooth feel. Engineered with an ultra-thin film coating on every wound string and a special polymer treatment on the plain steels, XS strings offer unmatched protection against corrosion—so you can play brighter, longer. Crafted with NY Steel high-carbon cores and Fusion Twist technology, these strings deliver superior tuning stability and incredible break strength, making them as reliable as they are responsive. With the signature sparkle of 80/20 bronze and the cutting-edge performance of D'Addario’s XS coating, these are some of the most advanced acoustic strings ever made—designed to elevate your tone and outlast the rest. 10-47 Extra Light 80/20 Acoustic Guitar Strings XS 80/20 Bronze strings are the brightest and longest lasting of any D’Addario coated acoustic guitar string, thanks to the ultra-thin XS film coating 80/20 wrap wire provides bold, bright acoustic tone, with crisp projection that can fill a room. With a NY Steel core and Fusion Twist technology, XS 80/20 Bronze offers greater break strength and unmatched tuning stability—staying in tune 131% better than other acoustic strings. XS 80/20 Bronze strings come with a code which you can register to earn Players Circle points. XS coated acoustic strings are made in the USA—drawn to our exacting specifications at our New York production facility