The glass measure: High 32,5, ø 12 cm. Hyllinge Glasbruk started 1962 and was closed 1978. Bengt Orup worked as a designer between 1963-1966. Gert Nyström also designed for Hyllinge. 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, European Plug (up to 250V).The wiring of this item may be original and might need replacement, if not specified otherwise.