22¾" x 25¾" whiteboard doubles as a presentation surface for open books, posters and maps displayed on the open-ended ledge. Four open-ended compartments measure 11" high x 12½" wide x 15" deep—the perfect size for ourBook Boxesandtubs, with plenty of space to store books upright. Chalkboard back is 10½" high with a wide shelf underneath for storing flat materials and miscellaneous items. Top channel holdsdry erase markersand chalk. Wood construction with easy-roll casters was made in the USA and is GreenGuard® certified. Assembles to 46¾" high x 27" wide x 17" deep.