When filled with hot liquid, Red hearts appear
Heat sensitive material on the mug surface turns color when hot liquid is poured in
Limit exposure to direct sunlight
Hand wash (dishwasher not recommended)
Do not microwave
1. Don’t expose under the sunshine for long time
2. Don’t scrape on the printing with tools
3. Wash with hand, not suitable for dishwasher machine.
4. Water temperature should be over 70°C/158°F5. Be careful with hot water!
1 x Magic Heart Hot Cold Coffee Mug For Couples & Lovers