A shot glass from the "Gina" series by Bohemian Glass. It has blue and black patterns on the bottom. Thank you for viewing. This item is from my parents' house while they are cleaning up. They will not be using it in the future, so I am offering it for sale to someone who will. Diameter is approximately 4.5cm, height is approximately 7.8cm. Please understand that this item has been stored at home for a long time, and consider purchasing it accordingly.