"A collaboration between WildRye Distilling & Rivers Are Life - a portion of proceeds will benefit Montana-based river protection group, Upper Missouri Waterkeeper, to protect fishable, swimmable, drinkable water throughout the 25,000 sq. miles of Montana’s Upper Missouri River Basin of Montana. The Jeff: Whiskey distilled from rye mash Aged for 4 years in used bourbon barrels and finished for 2 years in used wine barrels"