Oppidan Four Grain Straight Bourbon Whiskey is a combination of bourbon's major grains: corn, wheat, rye, and malt. Mash bill is 68% corn, 14% wheat, 9% rye, 9% malt. Crafted to optimize the balance between the sweet silky mouthfeel from wheat with the spiciness of rye. At 100 proof it will stand up in any of your favorite cocktails, while remaining smooth and enjoyable as a neat pour.