USB Finger Mouse!
The USB Finger Optical 3D mouse is designed for the PC, notebooks or laptops. It is compatible with MS Windows 98/2000/me/XP/Mac OS 9 and above.

It features a scroll wheel, left and right buttons and can be easily used on most surfaces. The only annoying thing will be having to type with it attached to your finger while it wobbles around. Still, for those who use the mouse more it could be handy for reducing RSI.
Features:
* USB interface, Plug-and-Play, no installation needed.
* No mouse pad is required, just slide on any surface.
* Ergonomical design – reduce fatigue effectively
* Real hardware resolution 1200dpi – better buy for professional designers and game fans.
* Standard 3 buttons – left key, right key, scroll button included
* Digital encoder technology, operate precisely, prevent faulty movement effectively
* Textile coating cable (not rubber coating) – enhance free and easy movement
Specifications:
* Operation voltage: DC 5V
* Button dynamics pressure: 60g+/-5g
* Dimension: approx. 60 x 30 x 25 mm
* Compatible with MS Windows 98/2000/me/XP/Mac OS 9 and above
For less than ?5 (=$10) I will definitely be buying one! (http://www.uxcell.com/usb-finger-optical-mouse-for-notebook-laptop-p-6728.html)
Via BoringBlogz





Ive ordered mine so expect a post with pictures when it arrives.