This complete support system for your mattress replaces your current metal frame and box spring with a much more user friendly option. Excellent strength and durability, easy to bring home and set up, plus 14" of under bed storage! This affordable mattress support system is 100% steel construction and will conveniently and comfortably support your mattress while providing more than double the storage space found under traditional box springs and frames. 4pcs of corner brackets for head/foot board attachment and bonus bed skirt are included