XS Phosphor Bronze strings have the longest life of any D?Addario acoustic string, thanks to the ultra-thin XS film coating. – Phosphor Bronze wrap wire provides tried-and-true D?Addario acoustic tone, with beautiful balance and warmth suitable for all musical genres. – With a NY Steel core and Fusion Twist technology, XS Phosphor Bronze offers greater break strength and unmatched tuning stability?staying in tune 131% better than standard acoustic strings. – XS Phosphor Bronze sets come with a code on the recyclable, resealable VCI bag, 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 –
