Tetris Pattern Color Changing Mug
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If breaking the monotony or adding some individuality to your day is the name of the game you’ll get a kick out of this retro gaming mug that plays its own game of Tetris before you eyes. The mug is heat-sensitive, so the tetris pattern is black before the hot beverage is put in the cup and then it changes color. It is really a personalized and thoughtful present for your families or friends.
- Cup color: mainly black.
- Material: porcelain.
- 100% brand new and high quality heat-sensitive color-changing mug cup.
- The tetris pattern on the mug is black before adding the hot water.
- When adding the hot beverage or water to the cup, the bulb pattern will turn color.
- The Mug is NOT dishwasher or microwave safe.
- Do not expose the mug in the sunshine for long time.
- Do not scrape the printing pattern on the mug with sharp tools.
- Water temperature should be over 70℃, the pattern color on the Mug will change.
- When filling the mug with hot water or beverage, please pay attention to avoid scalding yourself or your children.