Happy Life Creative Romantic Cute Spending Whole Life with You Color Changing Mug Ceramic Coffee Cup Marks Cool Unique Novel Gift (Ordinary clothing) Material: ceramic. When you put hot water in it(above 45 degree), young couple would become old couple , is it amazing? Capacity: 200ml, Size:8.5*8.5cm. Packing: Color Box For coffee, tea and hot chocolate! Great gift for your lover or friends.