Bi-Office Revolving Double Sided Magnetic Glass Whiteboard 1500x1200mm The Glass Revolving Boards offer a more elegant presentation tool. Smart design and clean lines fit any space. The glass surface is suitable for extensive use and is perfect for posting or writing. The polished stainless steel tray allows you to securely store accessories. The robust metal structure enables the board to rotate through its horizontal axis. Features 4 locking castors.