Martin has unveiled the D-45 John Mayer dreadnought. Crafted with Guatemalan rosewood back and sides and an Engelmann spruce top with aging toner and forward shifted Adirondack X braces, the guitar was designed by Mayer and created by the craftspeople in the Martin Custom Shop.
The guitar also features a full thickness neck with hexagon inlays, bone nut and saddle, gold open gear tuners and an interior label personally signed by Mayer.