100 proof and bonded. Evan Williams Bottled-in-Bond is the product of one season, one distiller, and one distillery. Our Kentucky Straight Bourbon is full of character and simply done right. Named after Evan Williams, who opened Kentucky's 1st Distillery in 1783. Our Bottled-In-Bond Bourbon is 100 proof and follows the exacting standards of a Bottled-In-Bond product; aged for four years, distilled in one distilling season at one distillery and under U.S. government supervision. Evan Williams Bottled-In-Bond is bright gold in color. It has aromas of caramel with hints of vanilla, oak and barley with a taste of citrus on top of vanilla and black pepper notes. Evan Williams is the #2 selling Kentucky Straight Bourbon brand in the world.