The wall lights were designed by the Italian designer Sergio Mazza in the 60s for Artemide. The lamp consists of two parts. Above it is made of glass, and below pressed glass with radiating patterns for soft, uniform light. They are height-adjustable in its wall bracket and also to turn aside. I have official proof of authenticity such as vintage catalogs, designer records, or other literature sources 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.