The Clicknjoy Optical Cooling Mouse. ‘Cos there’s nothing better than leaving work with a cool and fresh palm, folks. $24.95.

‘The ClicknJoy Cool Mouse is a wired optical mouse for USB with a cooling fan embedded in the mouse to keep your hand cool and fresh. A three-position switch on the side of the 800 dpi optical mouse adjusts the fan to High, Low, and Off positions.’