Top of the line magnetic porcelain steel surface creates a long-lasting and high-performing chalkboard ideal for any classroom environment. Doubles as a magnetic tackboard. Vitrified porcelain steel provides exceptional writability and erasability with chalk. The fine-tooth abrasive finish creates superior color contrast. Surface is colorfast and non-fading. Anodized aluminum trim has a .88" profile with hairline mitered corners. Includes full-length tackable map rail and full-length accessory tray protected with Dura- Safe rubber end caps.