Add a touch of vintage charm to your barware collection with this set of six mini beer mug shot glasses from Federal Glass. Made of Yellow/Amber-colored glass, these shot glasses are perfect for all occasions and come in a set of six. The mug design is retro and features a unique pattern that is sure to impress your guests. These shot glasses are perfect for both men and women and have a capacity of 1 ounce. They are ideal for collectors and enthusiasts of vintage glassware. The set includes shot glasses, and the glassware type is shot glass. The design is a mug, and the color is yellow. The shot glasses are made of glass, and the theme is amber glass. They were manufactured in the United States during the 1960s, and the time period manufactured is 1960-1969.