The base of the sofa consists of solid wood of high strength and is lined with foam materials of different densities. The metal legs are made of solid iron with electrostatic paint. There is an extra leg in the center of the large dimensions for better support. The seat cushions are made of high-strength rubber and are lined with cotton wool and lining. The back cushions are made of goose down and polyester divided into hives. The fabric covers are removable.