DynastyMattress Queen Bed 8" Thick Wood Box Foundation for memory foam, latex, and air mattresses Stronger than Pre-assembled Folding Box Spring Foundation! Easily assembled and disassembled for moving into smaller areas Quick assembly and comes with cover, Assemble in less than 10 minutes! It is a one piece Foundation. Made of High Quality Solid Spruce Sanded Smooth Wood! Stronger and sturdier compared to the Pre-Assembled Folding Box Spring Foundation!