Roost Ceramic Growler & CupsGrowlers, originally used as vessels for beer, have been popularized by the boom in specialty draft beers, Our ceramic growler is geared for fine whiskey another highly popular quaff. Decant a bottle of spirits into the growler and sip contentedly from the matching ceramic cups. Growler and four cups are crafted from gray stoneware that is left exposed on the bottom of each piece but otherwise glazed inside and Out with a creamy white glaze; natural