The personalized color-changing cup is made of ceramic, which feels as soft as jade and gives people a comfortable and friendly texture. Its good heat preservation performance can lock the temperature of coffee for a long timeFunny pattern print design, when filled with hot water, the cute pattern will appear and the colors will become bright.This color changing art coffee tea mug are a fun and unique addition to any home or office, adding a touch of fun to any table setting Material: The Discoloration Mug is made of ceramic material, which is reliable in quality and has good heat resistance Mug Size:The heat color changing mug size is 3.3 inch x 3.6 inch, volume is 11 oz(350ml),The right size can meet your daily coffee needs Thermal Change: The discoloration mug with handle have a special color-changing feature that makes them more interesting to use. When hot water is added to the heat sensitive discoloration cups with handle, it will change its color, which can be a fun way to enjoy your drinks Applicable scenarios: Ceramic material, durable structure, good heat resistance, preventing the danger of your hands being scalded. It is very suitable for coffee, tea, hot cocoa, hot milk, etc Gift: color changing coffee mugs bring fun to your daily life, and are great gifts for your loved ones on birthdays, Mother's Day, Valentine's Day, Teacher's Day, Christmas, Thanksgiving, etc Size 11 Ounces Color Black Theme Holiday Capacity 11 Fluid Ounces Occasion Happy Hour Brand Name HMNBCD Unit Count 1.0 Count Manufacturer HMNBCD Material Type Ceramic Product Style Tableware Number of Items 1 Included Components Cups Item Dimensions W x H 3.3 W x 3.6 H Manufacturer Part Number GFDC9971 Other Special Features of the Product Discoloration