Product details:

We never add neutral grain spirits to stretch our unblended American Whiskey. That's why Michter's US1 unblended is the most richly flavored American Whiskey we have ever tasted. Bottling strength: 83.4 proof (41.7% alcohol by volume). Cooperage: Bourbon-soaked American white oak barrels.Nose: Aromas of caramel, vanilla, and oak.
Taste: Rich and smooth with notes of butterscotch, toffee, and a hint of spice.
Palate: Creamy and full-bodied with a long, satisfying finish.