WanderBack A Spirited American Single Malt (Batch no. 5) is a 750 ml bottle of whiskey made from a blend of malted barley, rye, and wheat. It is aged in new American oak barrels for a minimum of two years. The whiskey has a deep amber color and a complex flavor profile with notes of caramel, toffee, and oak. It is smooth and balanced with a long, lingering finish.