Kala s Hawaiian Koa Baritone Ukulele is crafted from Koa the most traditional of Hawaiian ukulele woods sought after by builders and players alike. Koa offers a great degree of variety and individuality in the wood grain and figuring. Kala highlights Koa s naturally elegant figuring with a satin finish for each model accented by the addition of black binding and a black-pearloid-black rosette.