New Riff Distilling’s core Bourbon expression is a genuinely high-rye, full-bodied whiskey offering savory, spicy character, and bottled at Barrel Proof without Chill Filtration. Featuring a mash bill of non-GMO grains at 65% corn, 30% rye, and 5% malted barley, and aged four years in 53-gallon toasted and charred new oak barrels. All New Riff whiskeys are made with the full sour mash Kentucky Regimen; all carry an age statement and are always bottled without chill filtration..