Pair of pendant lamps designed by massimo vignelli for the vistosi glassworks in the 1960s, made of cased murano glass. It has a beautiful bright yellow color and produces different shades of yellow when lit. the indicated size refers to the glass only, without the power cables. with the cable it currently measures 110 cm fits us e27/e26 lamp holders. 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.