A cocoon pendant lamp made by goldkant, model "orsa", germany in the 1960s. The lamp shade is made of resin. An e27/e26 bulb is required for the lamp. Works with both 120v/220v. Comes without bulb. 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.