Consider adding this box spring to your amazing bedroom space for an elevated sleeping experience. Made of durable reinforced steel . it provides strong support for mattresses of all sizes . including Twin . Full . Queen . and King. Featuring heavy-duty metal slats and reinforced vertical sides . it ensures durability and prolongs the life of your mattress.The box spring comes with a 100% polyester linen fabric cover . available in warm grey color and black color. Its noise-free and non-slip design ensures you can sleep soundly throughout the night. Designed to fit in one box . the box spring is easy to assemble . allowing you to enjoy your sleep in the easiest way possible.