Features: Type: Plum blossom, cherry blossom, 2 types to choose from Color changing mug: Just add hot/cold liquids to this cup, and color changes. After pouring hot water, the color of the flower on the cup turns red; after pouring cold water, the color of the flower turns blue Color changing temperature selection: heat sensitive 38 -75 degrees Celsius; cold sensitive 8-22 degrees Celsius Capacity: Holds about 70ml/2.5oz of your favorite beverage High quality ceramic: Smooth surface, food grade material(Care: Hand wash recommended, do not microwave) Specification: Size: Caliber: 9cm/3.54inch, height 3.4cm/1.3inch Package List: 1 x Color Changing Mug