The 404AA-52 1.5 x 2' Evolution Projection Board with Deluxe Aluminum Trim from Best Rite is a versatile matte gray board used for a variety of audio-visual work. It can be used as a magnetic or projection surface, or written on with dry-erase markers. The top features a full-length tackable map rail with cork insert for holding papers. The anodized aluminum trim with 0.88" profile is finished with mitered corners. The bottom of the board features a full-length accessory tray for holding markers or erasers. The accessory tray contains Dura-Safe rubber end caps that eliminate any sharp corners. It is recommended that this board be cleaned weekly with a damp cloth to maintain its clear writing surface.