See photo for condition.

From eBay:

This vintage lot of 12 American flag glasses by Continental Can Co, USA is a perfect addition to any patriotic collector's kitchen or barware collection. The clear glass tumblers feature a classic design with the American flag theme and Continental style. These drinking glasses are made of high-quality glass material and are perfect for any occasion. The brand name and glassware type are clearly marked and add to the vintage charm of this set.