Labeled by pokrok zilina. Metal base and legs. Plastic shade. Very good original condition. Measures: 1 x25 w, e12-e14 bulb. Us plug adapter included. 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.