From the Packaging: D'Addario NYXL Strings will bend further, sing louder, and stay in tune better than any guitar string ever made. You're about to be heard more clearly than ever before. Get ready for an encore.
These are the best strings you can buy. Made with a newly-engineered high carbon steel alloy, these strings will hold up to extreme stress. Up to 131% better tuning stability for the plain steels. The nickel-plated strings have greater magnetic properties to boost output and have a greater mid-range frequency response.
If you're looking for premium strings with unprecedented break-resistance, you want these.
Warm, Bright Tone
New High Carbon Steel Alloy for break-resistance and more resilient tuning