Post important times, dates and school information on Ghent's Outdoor/Indoor Enclosed Letter Board with One Door. Lock the shatter-resistant acrylic door to keep vandals from tampering with your messages. This indoor/outdoor unit has a vinyl letter board, a special backing and a strong aluminum frame. Choose from two frame styles and a number of sizes. Includes a set of 3/4-inch plastic Gothic-style letters, numbers and characters. Safe for outdoor use when mounted on a wall under an awning or overhang.