Martin 2K Concert Ukulele (504)The 2K Concert Uke features characteristics of the Style 2 ukulele (2K Uke), but in a concert size model crafted with solid Hawaiian koa top, back and sides, a wood native to Hawaii and a favorite of island players. Appointments include ivoroid binding with black white top inlay, black white multi layered single rosette ring, and a rosewood bridge. Entire body is finished in a satin lacquer. Specs: Model: 2K Concert Uke Construction: Applied Dovetail