2006 holiday tech gift guide: Gadgets St. Petersburg Times
Have trouble keeping your cool? This 20-ounce wonder won't help a hot temper, but its double-wall vacuum insulation will keep a cold drink cold for 24 hours. Prefer hot tea? A cup brewed Monday morning will be hot 24 hours later. The interior and exterior are made of ultra-durable stainless steel.calculator+casio+graphing: calculator+casio+graphing