Our heavy-duty structure boxspring is designed to provide excellent support under any mattress. We spend a lot of time picking out the right mattress. But they're not the only important part of your bed - you also need the right mattress foundations! Made of metal with a standard steel box spring design, its clean lines are designed to blend seamlessly with modern and classic décor. We are giving you the best possible sleep experience. (The product only includes a box spring, the mattress and bottom frame are not included.).