Product Information: High-performance Jackson® Soloist™ strings are specially designed for modern playing - heavy, durable and sonically superior thanks to the nickel-plated steel wrap wire and hexagonal core. Smooth beneath your fingers and dynamically ideal for the most demanding and versatile guitarist, Jackson® strings deliver a consistent feel and tone worthy of your playing style. Product Features: Nickel-plated steel combines the high output and dynamic sound of steel with the smooth feel of nickel High performance hexagonal core to ensure perfect intonation and long life Change strings with ease with black and gold colored ball-ends Made in the USA Gauges .009 .011 .016 .024 .032 .042 For more information and specifications, please refer to the manufacturer’s website