1880 Ukulele Co's 100 Series Ukuleles feature Mahogany back and sides and a solid Mahogany top in a natural open pore finish. This allows the full tone of the Ukulele to shine through, giving you a deep, rich warm tone that any ukulele player will love. With a bone nut and NuBone saddle paired with Aquila strings, tuning stability is guaranteed on the 1880 100 Series.