Structure IN Made of honeycomb wood 70 mm in thickness oak-veneered, open pore Moka lacquered. Wood back panel 20 mm in thickness, glossy lacquered in Sand, Mud, Petroleum and Granite colors. The back panel is available only for the 90-cm-long module. The bookcase 90 cm is also available completely in glossy lacquered in the colors Sand, Mud, Petroleum and Granite.Adjustable metal feet with protective felt glides.