Construction Frame is expertly crafted from LVL, rubberwood and engineered wood. Bed is tightly upholstered and finished with rubberwood legs. Headboard is upholstered on front and side, backed with black denim. Siderails are screwed into the lips of the siderails for additional stability. Queen, King and Cal. King sizes have center rail for additional support. Accommodates most standard mattresses ; box spring or foundation optional for optimal mattress support. Compatible with frame...