Alaskan Brewing Company has announced the release of Imperial IPA. The beer is part of the company’s Pilot Series. Often referred to as Alaskan XTRATUF® IPA – named after the boots on the label which are an iconic Alaskan staple – the once experimental-only draft beer is know being bottled. It is made with Chinook, Amarillo and Centennial hops. It’s 60 IBUs and 8.5 percent ABV.