✨ Sip, Smile, Repeat! ✨ A quirky present for birthdays or holidays that will leave everyone enchanted! Durable ceramic design ensures your mug stays magical for years to come. Ideal for coffee, tea, or hot chocolate – start your day with a smile! Watch as your mug reveals its hidden magic with every sip! No more lukewarm coffee – enjoy every sip at the perfect temperature! 12 oz capacity Color changing design Heat sensitive The ATHAND Supernatural Merchandise Heat Sensitive Coffee Mug is a 12 oz ceramic mug that transforms from black to reveal a hidden image when filled with hot liquid. Designed to enhance your morning experience, it tracks temperature changes, ensuring your drink stays warm. Ideal for gifting, this unique mug is handwash only and not microwave or dishwasher safe.