The frame, back part and armrests are made of Fir wood with details in plywood and chipboard class E1. The seating support made of pocket springs inside the polyurethane cushion foam and of broad polypropylene elastic belts fixed inside the same frame . The filling is made of non-deformable polyurethane foam (available in different densities) covered with wadded polyester layer. Back padding in polyester fibre. Fixed cushions, backs and arms. Feet in bright steel. Back with release mechanism and exposed brackets in bright steel.