Size 750mL Proof 109.6 (54.8% ABV) *Please note that the ABV of this bottle may vary This rye whiskey is a true collaboration: Master Distiller Drew Kulsveen provided rye from Willett Distillery, Master Distiller & Blender Rob Dietrich took care of the finishing in Madeira casks, while Metallica drummer Lars Ulrich helped create a unique playlist for the Black Noise process, a sonic treatment of the whiskey.