'Sona' Pendant Lamps by Carlo Nason for Lumenform. Designed and manufactured in Italy, in 1973. Visually striking iridescent globes with a minimal suspension system make up these pendants. Both glass globes vary in translucency. Each light holds a single E27 socket, adapted for the US. We recommend a 40w max bulb for this application. Bulbs are provided as a one-time courtesy. Rewired for the US. Sold individually.