Top quality 4 oz. crystal stemware 5.75 inches tall from the 1940s Mayfair pattern by Morgantown Glass. Absolutely no chips or cracks. The glasses are acid etched with Morgantown's Mayfair pattern which features a floral urn design made 1943-1944. The stem is #7668. The tops of the glasses are flared and the stem's bowl have the galaxy optic design. The glasses have been blacklight tested and emit a green glow. This top quality crystal and has a bell tone ring. The base on two of the stems has a tiny bubble, a manufacturing flaw - can't be shown with camera.