Metal slats provide further support to the body and mattress. This bed has two base heights of 7" or 11" clearance so it can be used with or without a foundation or box spring. Better Homes & Gardens Kelsey Full Metal Bed, Black. Headboard and footboard feature decorative accents.Includes metal side rails for guaranteed stability and durability and a center metal rail for added support. 2 base height options for convenience: 7" or 11" clearance. Includes metal slats to provide support and comfort and does not require foundation. Product Dimensions: 78"L x 57"W x 44H. Available in white, black and rose gold.