Offex YU-120X180-WHITE-GG 6' W x 4' H Magnetic Marker Board Dry Erase Board. Write messages or attach notes with magnets. Erases easily without ghosting. Galvanized Steel Backing. Material: Aluminum. Frame Material: Aluminum. Size: 6'W x 4'H Marker Tray. Includes Hooks. Color: Aluminum. Rated For Commercial Use. Frame Color: Gray