Sofa bed with completely removable covers Frame construction with hardwood, plywood and high-density particleboard Electro-welded bedspring, high quality with 3 years warranty, with elastic belts on the seats and back cushion support included Mattress in Polyurethane foam Biogreen h.17 cm density 36 Kg / MC, removable cover made with 500 gr/ MC fabric, with side band in threedimensional fabric and undercover in cotton jersey. Back seat padding in Polyurethane foam density 18 Kg/MC upholstered in resin fiber and velveteen Gr 100/sq. m. Seat padding in Polyurethane foam density 30 Kg/ MC upholstered in resin fiber Gr 200/sq. m. Chrome feet