Painted Steel Magnetic dry erase surface, allows you to post notes and messages with magnets as well as write Surface is suitable for frequent use, and will resist staining and ghosting, featuring a 10 year surface warranty Wallboard with full length aluminum tray to keep markers and erasers always at hand The Marker Board has a 4-corner mounting system that keeps it firmly in place, and it can be mounted vertically or horizontally 4' x 8' with mounting hardware and marker pen tray included