Truly Hard Seltzer, a brand of Boston-based The Boston Beer Co., announced the launch of its new Margarita Style Hard Seltzers. Putting Truly’s spin on the traditional Margarita, the line features four new flavors: Classic Lime, Strawberry Hibiscus, Watermelon Cucumber and Mango Chili. All will be available nationwide in the Margarita Style Mix Pack throughout January.