According to Wikipedia, Lenox has been in financial trouble for many years. The latest company to buy them out stopped production of all products made in the US as of March, 2020. I hope this answers your question.
4 oz which is about the standard, I make my Martinis by the original recipe. Three parts gin and one part Vermouth. The old standard . The old Standard is remarkably smooth cocktail. The glass holds a bit more (1/2 oz. or so)
