Color-changing ceramic mug...just add hot liquid and watch it come to life! Featuring the iconic Harley Quinn from the Batman: Arkham City video game! 11 oz. in size, weighs 1 lb. Printed in the USA Bring the artwork of Batman: Arkham City to every hot cup of coffee with this Morphing Mugs heat-sensitive mug. This collectible mug features an image of Harley Quinn as she appears in Batman: Arkham City. The exterior of this officially licensed 11oz mug transforms from black as hot liquid is added, revealing the hidden image in full vivid colors. Officially licensed color changing, heat-sensitive ceramic mug Heat-activation reveals hidden image 11oz in size, weighs 1lb Designed and printed in the USA by Trend Setters Ltd. Shipped from USA Authentic Morphing Mugs heat-sensitive mug .