Offex Mobile Dry Erase Double Sided Magnetic Whiteboard Vertical 40"H x 30"W - 1 Pack Rolling whiteboard features four casters, two with locking brakes, for easy maneuverability and stability. Measures 36"W x 21"D x 68"H with frame. Includes marker/eraser tray. Both sides of the reversible whiteboard are magnetic. Assembly required. Board measures 30"W x 39.5"H. Made of painted steel with aluminum frame.