Material:High quality ceramic. Safe for Microwave and dishwasher.The Coffee mug is just plain black in color when it's cold,but when you filled with a hot beverage ,it will turn white and reveal your design .Holds approximately 11 ounces.Printed on both sides.Dimension :3.7"high x 3" diameter.

• Material:High quality ceramic. Safe for Microwave and dishwasher.
• The Coffee mug is just plain black in color when it's cold,but when you filled with a hot beverage ,it will turn white and reveal your design .
• Holds approximately 11 ounces
• Printed on both sides.
• Dimension :3.7"high x 3" diameter.

Material:High quality ceramic. Safe for Microwave and dishwasher.Aiwish