Authentic vintage ISI soda siphon made in Vienna, Austria. Stainless steel construction with classic European mid-century design. Marked “Kirschnergasse 4 – A-1217 Wien – Stainless Steel – max 1x.” A great piece for vintage bar decor, café display, or restoration project. Condition: Vintage condition with surface wear consistent with age. Untested. Sold as collectible/display item.