These genuine Game of Thrones drinking horns are suitable for use with cool liquids. The Viking Horn features in the Game of Thrones, it is naturally water resistant which is why it has been used for centuries. Perfect for a cool beer on a sunny Viking afternoon, would make a great best man / groom gift. Each drinking horn is as original as the horn that it is made from. Making each piece an original one of a kind. These drinking horns hold approx 400ml of liquid.