Nexxt Cubbi Contemporary Floating Wall Shelves 5 by 5 inch, 7 by 7 inch 9 by 9 inch White Set of 3 3-piece wall-mounted shelf set offers a clean, contemporary display style MDF construction in three sizes: small, medium, and large All cubes are 4 inches deep Small: 5x5" holds 2 lbs; Medium: 7x7" holds 3lbs; Large: 9x9" holds 4lbs Classic white finish