Basement: aluminium brill finishing and bronzed painted. Structure and basement: metal frame with elastic belts. Back structure: aluminium. Back padding: multi-density polyurethane foam and molded polyurethane foam. Back cushions: feather and polyester padding. Pre-covering back cushions: cotton canvas Pre-covering seat cushions: feather, cotton canvas and multi-density polyurethane foam. Final outstretched covering: removable in fabric and leather. Coffee tables: marble, mat lacquered 28 colours, glossy lacquered 28 colours.