Square curved white acrylic plastic lampshade. 4 anodized aluminum round lampshade holders and parts on the 4 corners. White painted metal (iron) ceiling mount. 1 x e27 (can be used with modern led bulbs) 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, up to 250v (europe/uk standard).the wiring of this item may be original and might need replacement, if not specified otherwise.