It is not your imagination: Light beer is getting lighter. Although the top light brands, such as Bud Light, Coors Light and Miller Lite, have seen their sales erode for nearly a decade in the US, the success of Anheuser-Busch InBev's Michelob Ultra variant has given the industry hope. Subsequently, a new wave of innovators seeking to establish a new ultra-light premium beer niche has been born.