Spring Sleep is a proud manufacturer of the finest quality mattresses and box Springs, with the highest standards in durability, quality, comfort, and beauty. All of our products are made in the USA to ensure that you get only the best! this item is part of our luxury foam encased collection, it has the following features: this box spring is uniquely designed to give you the kind of undisturbed sleep nature intended. Wood foundation, Continental box meets federal standards 1632 and 1633 fire code