Woodson Whiskey Heis Manhattan is a 375 ml bottle of whiskey-based liqueur. It is made with a blend of rye whiskey, sweet vermouth, and bitters. The whiskey is aged for at least two years in charred oak barrels, giving it a smooth, mellow flavor. The Manhattan is a classic cocktail that is perfect for sipping neat or on the rocks. It is a great addition to any home bar.