The Jack Daniel’s Single Barrel Special Release Tanyard Hill Rye (Batch 2025) at 71.25% ABV (142.5 Proof) is an ultra-high-proof "Hazmat" whiskey. Part of the annual Special Release series, this expression is named after the historic hill where the distillery's oldest barrel houses are located. Tasting Notes (At 71.25% ABV) : Due to the exceptionally high proof, this whiskey is incredibly dense and concentrated. It is often recommended to add a few drops of water to open up the aromas.