This is a set of four (two boxes each containing two glasses) NEW Koziol Super Glass BEER GLASSES Club No. 10 made of Wheat Glass Plastic. These glasses are made of a high-tech plastic with an insulating effect, a secure compact base and faceted design. They are an award-winning design by Stephan Koziol and were made in Germany. They are dishwasher safe and melamine free. The Koziol Superglas is almost indestructible with a scratch resistant exterior. Each glass measures 7" tall X 2-7/8" top diameter and holds 10+ ounces (holds one 12 ounce can of beer perfectly). They are brand new in their original boxes. Any questions, please email. Please note: They are made of high tech plastic - not glass.