The tops and the legs of the desks and of the assembly elements for the cabinets are made by honeycomb fiberboard thickness 58 mm that is composed by a solid beechwood frame, honeycomb carton thickness 35 mm and two black melamine coated panels on the two faces. The top can be completely covered by saddle leather either with outer edges covered by saddle leather and an inlay of black varnished glass.

The frame of the pedestals and the extension is in black melamine coated panel; the top, the back and the feet are always covered by saddle leather. The drawers and files fronts are in black melamine coated panel covered by saddle leather.

The frame of the cabinets is in black melamine coated panel; the drawers and files fronts and the doors are in black melamine coated panel covered by saddle leather.