What Is Rock Glass Used For?
Rock glass, also known as whiskey glass or old-fashioned glass, is a type of glassware used to serve alcoholic beverages, particularly whiskey or other spirits on the rocks, meaning with ice. It is generally a short, squat tumbler with a wide mouth that allows the user to fully appreciate the aroma and flavor of the drink. The flat bottom and thick walls of the glass also make it sturdy and durable, making it a popular choice for both home and professional bars.