Viking Cup Drinking Horn Tankard - Authentic Medieval Inspired Mug Premium authentic Valhalla Drinkware 16 oz. mug perfect for your favorite beverage. This version of our drinking horn holds 16 oz (1 Pint) of liquid. The viking drinking mug has been polished and sealed to keep the horn beautiful and leak free. Each tankard is uniquely designed, no one horn is identical. All Valhalla Drinkware is handcrafted from 100% natural horn that has been shaped as a perfect replica of a medieval style drinking horn.