Imported Shirley barrels from Spain, 250L refurbished barrels. Whiskey cooked in Shirley barrels has a rich fruity flavor, with notes of pepper, caramel, dried fruits, and oranges. Whiskey matured in a bourbon barrel, characterized by a light floral and woody aroma; Whiskey aged in Shirley barrels has a darker amber color due to different colors. Whiskey cooked in a bourbon barrel will present a lighter golden color.