The Stackable Shelving Unit with 4 Sections is a versatile storage solution. In its default horizontal orientation, it provides sturdy and stackable storage that can be combined with other units to create a seamless organization system. Alternatively, it can be rotated upright to function as a vertical bookshelf, perfect for displaying books, supplies, or toys. Lifetime warranty. 19-1/4”H x 49”W x 12”D.