Morphing Mugs DC Comics Wonder Woman Is a Warrior Personalized Heat Reveal Ceramic Coffee Mug - 11 Ounces Color changing, Heat-activation reveals hidden image Ceramic Mug, 11oz in size, weighs 1lb Officially licensed DC Comics mug designed and printed in the USA by Trend Setters Ltd. Authentic Morphing Mugs(TM) heat-sensitive mug ADD YOUR NAME(S) - This personalized mug can feature the name(s) of your choice, making a great gift for that Wonder Woman in your life!