For the experienced bourbon lover, Old Forester Signature is our 100-proof expression honoring the legacy of George Garvin Brown. Handpicked from select barrels, Old Forester Signature is a rich, mature bourbon with a higher concentration of flavors. Full. Rich. Robust. It’s everything a mature bourbon lover thirsts for. Even spicier and more robust than the 86-proof, Old Forester Signature is bottled at 100 proof to maintain its distinct character and flavor profile.