Heat Changing Fuel Gauge Mug
- Fill this mug with the hot beverage of your choice and watch the gauge climb all the way to the full mark
- Heat-sensitive printing on high quality porcelain
- Fuel level changes as your beverage level changes
- Hand wash only, do not machine wash
- Do not microwave
Domestic USA shipping takes: 3-5 days
International shipping takes: 1-3 weeks
