This Twin size Metal Platform Bed Frame with Wooden Slats fits standard twin size mattress. No box spring is needed with this solid steel black frame. 2-inch wide wooden birch support slats evenly distribute the mattress for a restful nights sleep. Engineered with three extra support legs, for added stability, this bed frame can hold up to 600-pounds. The bed frame measures 13-inches high and offers extra underbed storage space. Easy to assemble bed frame ships directly to your door in one box. Easy to assemble. Bed frame dimension: 38-inches wide by 76-inches long by 13-inches high. Twin size Metal Platform Bed Frame with Wooden Slats Twin size steel bed frame does not require a box spring 2-inches wide wooden birch slates evenly support mattress for a restful nights sleep, bed frame can hold up to 600-pound Engineered with 3 additional support legs for added stability 13-Inch of extra underbed storage space Ships directly to your door ups in one box Dimensions: 76 x 38.4 x 12.8 inches Weight: 33lbs. Shipping Weight: 34lbs.