On/Off Mug

2010. 8. 22. 오후 10:35

On/Off Mug

위치: bookofjoe 작성자: bookofjoe

2명의 사용자가 이 항목을 마음에 들어 합니다.

"A seemingly simple black stoneware mug with "OFF" printed in white transforms when filled with coffee, tea or any hot beverage. Within seconds the mug turns white with "ON" printed in black."

Batteries not required.