Graphite-blend, self-healing cork provides a professional appearance. Dense fiberboard backing is sealed to minimize the potential for warping. Simple mounting system with Command ™ Picture Hanging Strips makes installation easy (48" x 36" & smaller boards require no special hardware or tools when mounted on appropriate surfaces). Aluminum frame with wood grain finish. Command ™ Self Mounting System – No tools required. Board Type: Bulletin; Board Width: 36"; Board Height: 24"; Board Depth: 1".