Frame in wood and metal with polyurethane padding covered with a protective fabric lining. Backrest and seat also extendible with a patented mechanical movement. Cushions in polyurethane and dacron. Feet in metal, on request square feet in canaletto walnut or extra canaletto walnut or beech with natural or stained walnut or cherry finishes. square aluminium feet available on request with upcharge. Upholstery removable fabric or leather covers.