The glasses feature a Treasure Island pattern with a tapered shape and a 10 oz. The glasses are from the Treasure Island product line by Libbey and were manufactured in the United States during the 1960s.
These are vintage Libbey "Treasure Island" stemmed cordial or aperitif glasses. They feature a pirate motif in red, black, and green, with 22K gold-rimmed edges. The design was produced by the Libbey Glass Company, a well-known American glassware company. This specific line was offered from 1951 to 1953.