S secretland,a metal bed frame made of high-quality steel, this durable black super strong metal bed frame does not require the use of spring boxes. You can put all your types of mattresses-memory foam, latex or built-in springs directly on the metal platform on. The sturdy steel platform provides you with reliable and durable bedding support, has multiple contact points with the floor, and extends the life of your mattress. There is a 14-inch storage space under the platform, so you can store large items or non-mechanical clothes. The bed frame base uses a flexible hat to protect your floor. Molblly is well-designed and easy to use. It comes with a worry-free five-year limited warranty.