The Dura-Rite whiteboard with deluxe aluminum trim is perfect for use in classrooms because of its durability and affordability. The dry-erase surface on this board is wear-resistant and dust free. In addition, this model of dry erase board is made of high pressure laminate (HPL), resulting in effortless erasing and writing. The trim on this board is made using anodized aluminum with hairline mitered corners, with the trim measuring .88 inches. This whiteboard also includes an full length accessory tray and a map rail with tackable natural cork insert. The affordability of this board is highlighted by the fact that the board comes with a 20-year guarantee, meaning you will not need to replace the board every few years.