Quartet TE542G Quartet Prestige Add-On Dry-Erase Board, 12 x 24, White, Gray Aluminum Frame Prestige marker board can add on to bulletin board to create a combination board or be used on its own. Create a combination board when you add this marker board to a 36 x 24 Prestige framed bulletin board -- or use it on its own. Total Erase white surface will not stain or ghost and meets the demands of frequent-use. Enjoy the dent- and scratch-resistant surface year after year. Communicate with precision, guided by the light grid pattern visible only from a close distance.