The picture shows a view of this Colorful Old Unused American Flag Glasbake Glass Coffee Cup. Each side has the same red and blue American flag stars and stripes imprinted image. This patriotic cup or mug is not dated but it is believed to be from the early 1970s during the Vietnam War. It is marked on the bottom as follows:
HEAT RESISTANT GLASBAKE 11
The mug measures 3-1/2'' tall. It is in mint unused condition as pictured.