This model is designed to fit most Gibson J200 and large Jazz Archtop guitars with up to a 17" lower bout.Thicker ABS shell for even more strength, Soft foam cushion padding fitted at key areas around the instrument for extra shock protection,Fully hardened overlapping aluminum valance for increased shell rigidity, Heavily padded interior finished in deluxe velvet,Additional latches for added protection,Steel D-rings for case straps