The Martin 0017S Grand Concert Acoustic Guitar offers a great feel, sound and build. This concert-style Acoustic Guitar is constructed from Mahogany with a Sitka Spruce top, creating a bright, projecting tone with good sustain. This model features a captivating Whiskey Sunburst finish and an attractive Guatemalan Rosewood fingerboard. The sleek modified low oval neck has a Performing Artist taper that gives an easier playing feel up and down the fretboard.