Personalized mugs are super popular gifts for friends and loved ones. This one changes color and will be the gift that keeps on giving. The heat-reactive surface reveals your custom designs once the mug gets warm. The ceramic cup will go back to its original black outside and white inside when it cools down. The C-shaped handle helps keep a sturdy grip. It comes in one size – 11oz (0.33l) – plenty for that big morning cup of coffee. ???????????????????????? PRODUCT FEATURES: ? One size: 11oz (0.33 l) ? Ceramic material with black exterior and white interior ? Heat-reactive design ? C-shaped handle ? Glossy finish ? NB! Hand wash recommended ???????????????????????? KEY FEATURES: ? Vibrant colors The latest printing techniques provide bright and crisp colors matching your craziest designs ? Microwave-safe Mug can be safely placed in microwave for food or liquid heating ? Heat-sensitive design The mug has a heat sensitive design, revealing your favorite photo when you pour in any hot drink ? Glossy Finish Full color wraparound decoration with a glossy finish ???????????????????????? CARE INSTRUCTIONS: ? Hand wash only. ???????????????????????? SIZE GUIDE: ? Imperial: 11oz Height, in 3.78 Diameter, in 3.23 Diameter (with handle), in 4.76 ? Metric: 11oz Height, cm 9.60 Diameter, cm 8.20 Diameter (with handle), cm 12.10