XL Electric Strings are precision-wound on D’Addario’s own digitally-controlled machines, ensuring each string has excellent intonation, clear fundamentals, and unparalleled consistency. Wound with a nickel-plated steel wrap wire known for its distinctive bright tone and magnetic output, each XL string delivers a versatile sound for all playing styles. • LOVED WORLDWIDE – Pursue your passion with the world’s most popular flatwound strings, D’Addario XL Chromes electric guitar strings. They offer the perfect balance of smooth feel and warm, mellow, fat tone. Corrosion resistant packaging ensures your strings are always fresh. • FOR THE ULTIMATE PERFORMANCE – D'Addario flat wound stainless-steel strings are expertly “ribbon” wound onto a complex series of interlocking under-windings then precisely polished for an ultra-smooth feel with virtually no finger noise. • FOR JAZZ AND MORE – XL Chromes deliver a round, full low end without losing punch, making them the ideal strings for traditional jazz, rockabilly twang, R&B and some pop/rock styles of playing. • STRING GAUGES – The gauges in this electric string set include: Plain steel .013, .017, and Nickel Wound .026, .035, .045, .056.