HotCold Mug
May 30, 2008
The HotCold Mug ($29) starts out as white with COLD in black letters. About one minute after you pour in your hot tea or coffee, it will turn black with HOT in white letters. When the mug turns back to white you know that your brew is no longer warm.
May 30th, 2008 | Adam Gunderson | 
