A double-sided magnetic whiteboard with four casters, two with locking brakes The Luxor MB9640WW Double-sided Magnetic Whiteboard is a mobile reversible whiteboard made of painted steel with chrome-finished aluminum frame enclosing whiteboard. Both sides of the reversible whiteboard are magnetic. The rolling whiteboard features four casters, two with locking brakes, for easy maneuverability and stability. Ten year warranty The double-sided magnetic whiteboard measures 99W x 23D x 69H with frame and board measures 96W x 40H. Its frame base measures 23D. The MB9640WW whiteboard has ten years warranty and includes marker/eraser tray.