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 Phosphor Bronze 95/5 wire (a combination of copper and tin) that is wound around hexagonal core and ensures consistent vibrations and more precise tone. Gauges: .010, .014, .023, .030, .039, .047.