Avio Sofa System, designed by Piero Lissoni, is the new, contemporary and versatile sofa component system, to reinterpret and make better use of any type of space. It is ideal for those who appreciate solid, elegant design that epitomizes a comfortable, relaxed lifestyle. Frame: seats and tables are suspended on a central beam structure made in heavy gauge tubular steel. These beams are interconnected to obtain several configurations and attached to the legs. Upholstery: each seat is attached to the metal structure through an individual frame. Seat and back cushions with variable density foam covered with polyester fiberfills to enhance comfort. Slip covers are completely removable. Pillow: down filled pillows are available both in fabric and leather.