Lighten up, Night King. Believe it or not, the first of the White Walkers will be the first to come to the aid of your thirst as this remarkable Game of Thrones The Night King 19 oz. Geeki Tikis Plastic Tumbler. Inspired by the award-winning Game of Thrones TV series on HBO, it features the unique stylization seen in traditional Tiki culture and includes a screw-on top and reusable straw. Hand wash only. Not dishwasher safe. Do not microwave.