Soprano Ukulele. The Solid Spruce Top Flame Maple consists of a Solid Spruce top and Flame Maple back and sides. The natural beauty of the Spruce is emphasized by the intricacy of the Flame Maple back and sides. Scale Length: 13.625 inches, Overall Instrument Length: 20.875 inches, Body Length: 9.375 inches, Number of frets: 12, Width at upper bout: 5.125 inches, Width at lower bout: 7 inches, Width at waist: 4.5 inches, Body Depth: 2.375 inches, Fingerboard width at nut: 1.375 inches, Fingerboard width at neck/body joint: 1.625 inches. Case included. Finish: Natural Satin.