Sofa in fabric or leather with marble sides. Multilayered structure for armrests and seats. Stainless steel frame. Armrest with details in stainless steel. Folding metal backrests covered in cowhide that can be adjusted to accommodate different body sizes. Variable-density armrests covered with polyester fibre. Variable-density seat with inner core in polyurethane foam. Cover in feather proof canvas. Back cushion in down proof fabric, padded with foam and polyester fibre. Stainless steel back with headrest. The hard leather panel can be arranged in two seat depths.