Extra light 6 string set for acoustic guitar from Aluminium Bronze Acoustic series that features more projection and clarity than traditional bronze strings, and also provides improved corrosion resistance. Strings are made with Ernie Ball Maraging Steel hex-shaped cores and wrap wires that are made of a specifically tailored blend of copper and aluminium. They deliver more pronounced lows and crisp, brilliant highs. Strings are precisely manufactured to the highest standards and most exacting specifications to ensure consistency, long life and optimum performance. Gauges: .010, .014, .020w, .028, .040, .050.