The executive and conference armchairs and the chairs all have a single seat and backrest structure made in die-bent beech multiply. The arms are always made in die-bent multiply and slotted into the thickness of the seat thanks to a groove with a double S shape. All the models are lightly padded in resilient CFC-free polyurethane foam, on the internal side of the armchair backrest and the seat (only for the chairs on slides) and then, they are completely covered by saddle leather.The rear of the backrest can be padded and completely covered by saddle leather or can be veneered with semi-polished maple wood or black walnut wood. The seat of the armchairs have a cushion in resilient CFC-free polyurethane foam and completely covered by saddle leather. The arms, when provided, are completely covered by saddle leather. There is also an executive armchair where the frame is completely veneered with semi-polished maple on the internal and external side. This chair has also a cushion in resilient CFC-free polyurethane foam and completely covered by saddle leather.The swivel armchairs are height adjustable with a gas piston and are fitted with a tilt mechanism; they also have a 5-star base in die-cast aluminium epoxy powder varnished with grey or wrinkled black colour. The tubular steel slide base of the chair is epoxy powder varnished with grey or wrinkled black colour. The arms, when provided, are covered in saddle leather.