These strings are designed to last much longer than traditional, uncoated strings and stay in tune much better. They utilize D’Addario’s New York Steel and Fusion Twist Technology as well as a treatment on every string in the set to extend the life of the strings by at least 4 times as much as uncoated strings.
-String stability allows for staying in tune much better than other strings
-Coating treatment on each string in the set for extended string life
-Designed to be more durable and resistant to breaking
-New York Steel Core
-Fusion Twist Technology
-Sealed Packaging For Long Shelf Life