This is a multifunctional sofa bed made of soft corduroy fabric and sponge structure. It measures 78" L x 45" W x 30" H as a sofa and 78" L x 54" W x 15" H as a mattress. Vacuum packed and no assembly required. It can be used as a sofa, floor couch, or bed, and is suitable for various limited spaces like apartments, dorms, and RVs. Open the packaging and wait for 48-72 hours for it to fully rebound.