Made of three sections, with the middle section mounted to the wall and the hinged outside section can be closed and locked. The plywood cabinet is lined with a pegboard interior to allow flexible arrangements of tools. The unit comes with an assortment of hooks. When open, it provides 96"W of continuous tool mounting area. It has an earth-friendly UV finish. Center measures 48"W x 6"D x 48"H. Outside sections measure: 24"W x 6"D x 48"H. Overall size: 48"W x 12"D x 48"H.