SlimLine Enclosed Magnetic Board with a single door hinged at the top showcases your information without creating any obtrusion into walking spaces. It is easy to mount horizontally with included wall-fastening kit. Swing door locks secure whatever important messages and notes you post on the magnetic, lacquered steel surface that doubles as a whiteboard. Dry-erase surface is suitable for frequent use. Door is made of strong acrylic for easy visibility. Internal depth is 7/10" for 3D displays. Board enclosure holds up to 15 letter-size sheets. Frame is made of aluminum. Board comes with two keys.