.012 .015 .024w .032 .042 .052 - set / E-Guitar Nickel-Plated Steel Wound All strings with coating, colour Nitro Lime Extra Heavy Gauge Made in USA The coloured strings for Electric guitars are the innovative way of providing all guitarists a better option when choosing their strings. While the color 'wrap' delivers smooth play and an all around better sound, it also extends the life of the string. Strings by Aurora - the brightest colours you have ever heard. AURORA produces top of the line of colored guitar strings that combine tried and true winding methods with the latest technology, producing the most brilliant and durable colors and coatings. Strings by Aurora, manufactured in Bridgeport, Connecticut, are the guitar strings that are made entirely from domestic components; truly 100% made in the USA. They use top-grade materials, fabricated from the own rod, sealed with the patented enamel coatings, and precision wound. All processes are meticulously over-seen by master craftsmen, drawing on 60 years experience. The result is a truly unique product that is available in a multitude of coloured and clear coated sets that sound as good as they look.