FEATURES Best-selling set has been used by musicians since 1974. High carbon steel core and nickel-plated steel wrap wire, XL Nickel strings have a bright, versatile tone suitable for different musical styles. Features a wound 3rd/G string to provide more tension for drop tuning or traditional jazz setup. DESCRIPTION Since 1974, XL Nickel Wound electric guitar strings have provided the industry standard for renowned sound quality and even tension. Made with a high carbon steel core and nickel-plated wrap wire, these versatile strings are perfect for bright tones in many musical styles - from jazz to drop tuning! The 13-56 Medium Jazz set comes complete with an extra wound 3rd/G string that provides additional stability when needed. Get ready to experience your best playing performance yet!