What is a bottle of jack?

Jack refers to Jack Daniel's Tennessee whiskey. A bottle of Jack is a container, typically made of glass, that holds Jack Daniel's Tennessee whiskey. The bottle typically has a label that identifies the brand and provides information about the whiskey, such as its age, proof, and other details. Bottles of Jack Daniel's come in various sizes, including the standard 750ml (25.4 oz) bottle and larger formats like 1 liter (33.8 oz), 1.5 liters (50.7 oz), and even larger. The bottle of Jack is an iconic symbol of Jack Daniel's and is recognized worldwide as a premium American whiskey brand.