Just plain black in color when it's cold, this magical 11 oz. mug will change color and reveal your design only when filled with a hot liquid. Just add your coffee or tea, and watch your images come to life in vibrant color
This mug has been enchanted with real magic! Suitable for all ages, funny and surprising mug. The mug is a perfect way to creating a sense of incredible surprise when you give it as gift for your family, friends or colleagues.
Capacity: Hold 11 oz- 330 ml of liquid.