Professional Stradivarius Trombone Case * Fits Both Tenor & F-Attachment Trombones w/ Traditional Wrap and Open Wrap Design * Wood Shell Construction w/ Dark Brown Vinyl Covering - Brown Plush Soft Interior * Fits most models w/ Max. Bell Diameter of 8.5" * Fits Models - Bach: 36B, 36BO, 42B, 42BO ; Blessing: B78, B88, B88O ; Conn: 50H, 52H, 88H, 88HO ; King 3B ; Yamaha YSL Series