Martin D-15M Left-Handed Dreadnaught Acoustic Guitar, All Mahogany, NaturalThe Martin D 15M dreadnought acoustic guitar sports a solid mahogany top, back, and sides with a satin finish. The result is reminiscent of depression era workhorse guitars with a tone to match. This no frills design focuses on materials and construction paired with minimal adornment. 5 16 solid spruce bracing supports the construction with the legendary X Brace pattern. The mahogany neck is joined at the 14th fret to the body with Martins Simple