The on off mug

The on off mug is very usefull thing to have in your kitchen. The mug comes in black color with the "OFF" displayed but when you pour in hot water like coffee the mug will turn white and the "OFF" will switch to "ON". It's all work by the heat sensitive pigment. It's available at Charles & Marie now for $25 .

This gadget is add on 20.06.2008.