ERNIE BALL Earthwood Bell Bronze 2350 Extra Light Acoustic Guitar Designed by John for a Rich Sound and the Ultimate Acoustic Strings (10-50) Strings,

The ultimate acoustic strings, developed in collaboration with John Mayer. Powerful and rich sound. The design is inspired by the alloy used in bells and cymbals. With excellent resonance and sustain, it delivers a wider sound. Made with Ernie Ball's proprietary, patent-pending alloy.