A unique lamp. The upper glass is a ribbed blown glass in glossy white, while the lower part is made of two pieces of glass, one white and one black. The base is made of glossy white metal. The design is one of a kind. This piece has an attribution mark, I am sure that it is completely authentic and take full responsibility for any authenticity issues arising from misattribution, European Plug (up to 250V).The wiring of this item may be original and might need replacement, if not specified otherwise.