The saddle and nut are also made of Hawaiian koa, with a thorough Hawaiian koa finish. Kelii ukuleles are high-quality instruments manufactured on Oahu, Hawaii, characterized by the rustic boxy sound and bright tone of Hawaiian koa. The slim neck, designed for high playability, keeps costs down by omitting ornamentation. They are highly regarded as instruments that beginners to intermediate players can use for a long time. A hard case is included.