Sturdy and built to last, this set of two black wood multi tier bookcases helps you display your books, files, photos, and treasures in an organized fashion. This set of two bookcases can be used together or separately. One unit features four tiers and the other includes five that combine to give you lots of storage and display space. These bookcases will turn almost any nook into a stunning display showcase for books, plants decor and more.. 71.1-inch h x 24.7-inch w x 11.7-inch d.