Hand blown glass shade with red glass top tip on a black enamelled metal base. Italian design made in murano. Ca 1950s can i use led bulb: yes this piece is attributed to the mentioned designer/maker. It has no attribution mark and no official proof of authenticity, however it is well documented in design history. I 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.