Durable design. Made with a sturdy metal frame, full-length guardrails and secured metal slats (does not require foundation).Space-saving solution. Made shorter than the average height, making it ideal for younger children.Ample under-bed clearance of 36” that can be transformed into study area or relaxing corner.Twin bed dimensions: 77.5”L x 41.5”W x 50”H. Weight limit: 200 lb.Ships in one box and assembles quickly and easily. Shipping dimensions: 78”L x 21”W x 5”H. Product weight: 60 lb. Gross weight: 70 lb.