• Solid eco-friendly renewable Teak Wood• This new patented technology allows the racks to be low profile as they sit tight against the board and allows any board to be displayed at any angle or height on the wall.• The Twisted Board Racks 3 piece set consists of two upper independent twisting support arms and one lower L shaped support.• Each of the two independent twisting support arms has a base that screws into the wall and an upper twisting support arm, each measuring 1.5 inches wide and four inches in length. The L shaped support arm measures 4 inches long and 1.5 inches wide. When the racks are mounted on the wall they have a total distance of 6.5 inches out from the wall.