This 100 proof version of the world's second largest selling Kentucky Straight Bourbon Whiskey is aged four years under U.S. Government Supervision to meet the exacting standards for Bottled-in-Bond. First enacted by Congress in 1897 and still on the books today, Bottled-in-Bond guarantees quality and assures consumers the product is bottled at exactly 100 proof, the product of one distilling season at one distillery, aged at least four years, and clearly labeled with name of the distillery who made it and