Strong internal reinforcement to hold their shape, with lids that pivot forward when opening. Contents stay clean and dry with zipped openings, covered by weather flaps. Fitted with 1/4-turn hasps that accept mini padlocks for security. Detachable and fully adjustable yoke system allows easy installation over or under the rear seat. Length = 51.4cm (20.25 inches). Height = 32.2cm (12.75 inches). Width = 22.9cm (9 inches). SADDLEBAG SUPPORT BARS ARE NOT INCLUDED.