009, .011, .016, .024, .032, .042 Thin, durable coating protects every string — even the plain steel strings Excellent presence and crunch that cut through a busy mix High-carbon steel core yields unrivaled strength and elasticity Improved tuning stability compared to traditional nickel-wound strings Wound strings with enhanced midrange frequency response in the 1–3.5kHz range XL strings are manufactured in D’Addario’s New York factory