· Seat frame. Solid beech wood with a central iron crosspiece. · Backrest and armrests structure. Solid beech wood and poplar with birch and poplar plywood panels. · Suspension. Elastic belts. · Padding. The backrest and armrests are padded with polyurethane foam and polyester wadding with goose down filled cushions. The seat is padded with polyurethane foam and polyester wadding. · Footrest structure. In birch plywood. · Footrest padding. Polyurethane foam and polyester wadding. · Feet. Ruthenium-finished aluminium with transparent plastic caps. · Upholstery. Pelle Frau® leather: · Removability. Not possible. · Aesthetic details. The backrest and armrests cushions are attached to the structure thanks to the Pelle Frau® leather upholstery, which features a micro-perforated surface on the lower side.