With the Pragma Simple Base Bi-Folding Bed Frame, you'll never have to bother with a box spring again. It features a sturdy steel platform design that provides maximum support for any kind of mattress. This steel bed frame sets up in less than five minutes and requires no tools for assembly. At 14" high, it provides wonderful under-bed storage space and makes cleaning easy. The foldability of the frame allows for easy transport through narrow spaces or stairways and also helps you save space when storing it away.