This limited edition Tennessee bourbon whiskey is a true masterpiece of groundbreaking whiskey-making. It's a unique 10-year old straight bourbon whiskey, which has been aged for 15 months in barrels previously used for Founders' KBS Stout, resulting in a one-of-a-kind flavor profile. With a mash bill that consists of 84% corn, 8% rye and 8% malted barley, this superb warming sipper boasts a complex cocoa-forward taste. Bottled at 110 proof, it's a hallmark of the Kentucky distiller's unparalleled approach to crafting exceptional bourbon. This exclusive Bardstown Collaboration Series KBS Aged Stout Barrel Finished Straight Bourbon Whiskey is not to be missed.