brightmaison Set of 3 Black Square Cube Wall Shelves, Larger Shelf Set Stylish Side Decor with Modern Touch This set includes three square shelves as seen in the photos Large Shelf Dimensions: 11 7/8" x 11 7/8" 3 7/8" Medium Shelf Dimensions: 9 7/8" x 9/7/8" x 3 7/8" Small Shelf Dimensions: 7 7/8" x 7 7/8" x 3 7/8" Ships full assembled, no assembly required. Wall installation hardware is included