Extra light 6-string set for acoustic guitar from PRO series that features special anti-corrosion string coating which slows down the process of oxidation and ensures evidently prolonged lifespan of the strings. The strings are made with special Pro CTA Bronze 80/20 wire (a combination of copper and zinc), wound around hexagonal core. They offer lively, brilliant sound with deep basses and extremely clear trebles. Gauges: .010, .014, .023, .030, .039, .047.