No Box Spring Needed: Durable steel slats are designed for replacing a bulky box spring, allowing you simply rest your latex mattress, memory foam or spring mattress on top and start your sweet dreams. The slats are spaced 5.3-5.5’’ apart. Fast & Easy Assembly: All the necessary parts, hardware and specific instructions are included in one efficiently packed box for simple setup within an hour, saving you time and hassle. Headboard Compatible: The reserved holes on the legs are made for you to effortlessly attach your favorite headboard. Make sure the holes are facing toward the bed head. Extra hardware for attachment is not included .