Construction Frame is expertly crafted from solid pine wood and engineered wood. Frame is tightly upholstered in a choice of made-to-order fabrics and filled with foam for comfort. Accommodates twin size mattress for daybed (sold separately). Bed is designed for use without a box spring. Adjustable levelers provide stability on uneven surfaces. Contract Grade: Thoughtfully designed and expertly engineered to meet rigorous testing standards and best practices from select ANSI/BIFMA testing protoc