Wooden barrels are crucial for bourbon, where they serve as not just a container, but also as a key flavoring agent.

Michter's US*1 Barrel Strength Rye. Michter's Distillery. Kentucky-based Michter’s is most visible via its always-on releases ...

That is a key difference, because regular Old No. 7 is bottled at the minimum 80 proof, but this new release comes in at 86 ...