What better way to start your day than drinking out of a mug that celebrates our eventual domination by aliens. The Space Invaders 20 oz. Heat Reactive Ceramic Mug depicts the horror of intergalactic war every time you fill it with hot liquid. Made from high-quality stoneware, it measures roughly 4-inches tall. Comes in a color gift box. Do not microwave. Hand wash only. Not dishwasher safe.