Four Roses OESF Private Selection Single Barrel Kentucky Straight Bourbon WhiskeyA Single Barrel Worth Savoring Four Roses OESF Private Selection Single Barrel is a Kentucky Straight Bourbon Whiskey thats as refined as it is bold. Light amber in color, it greets you with aromas of baked cherries, aged oak, and vanilla cream. The palate is rich and layered with toffee, leather, and barrel char, finishing with lingering oak tannins and cherries. A 114. 8 proof masterpiece of flavor and finesse.