Luna UKE HTC KOA High Tide Koa Concert Ukulele (Satin Natural)High Tide ukes are crafted from exotic tropical hardwoods and soundhole framed by an abalone ring. The "High Tide" Series is Luna's premier line of Ukuleles. This beautiful series of Ukes takes it's inspiration from the full moon at the first fret which causes the abalone wave fret markers below it to "rise" as they make their way up the fretboard towards the moon's pull. This beautiful Luna ukulele features a deep koa body, producing full, deep sound