Material: brass laquered or nickel plated. Silk-shade comes in any colour. White inside. handmade. The bottom is covered with a hardened opaline-glass in a brass-frame different sizes and surfaces available. Total drop custom made Originally manufactured at the Wiener Werkstaette Atelier, now custom-made production at the Woka Lamps Workshop in Vienna. See similar design by Josef Hoffmann for the Billard Salon at the Gomperz Apartment.Most components according to the UL regulations, with an additional charge we will UL-list and label our fixtures.