Behold the newest foundation of comfort. The Better than a Box Spring 2-piece king mattress riser is an all-in-one support system that takes the place of an ordinary bed frame and box springs. The metal units set up quickly and without using any tools, create a sleep haven with unwavering support. Included brackets attach the riser to a headboard. Even better: the clearance from frame to floor is incredibly spacious and ideal for under-bed storage