Warm-up with a nice cuppa out of this Doodle ceramic coffee mug. It’s BPA and Lead-free, microwave & dishwasher-safe, and holds 11 oz. The mug changes color and will be the gift that keeps on giving for any Doodle lover in your life. The heat-reactive surface reveals a happy Doodle once the mug gets warm. The ceramic cup will go back to its original black outside and white inside when it cools down. A perfect gift for yourself or others!