Report produced by a Certified Professional Ergonomist
United States Ergonomics
"The ergonomic principles of the design are to improve mousing
biomechanics by reducing the torque on the joints of the index and
middle fingers, translating to additional relief at the wrist. In addition,
the soft contoured pads allow customization of a traditional mouse to
improve user fit and comfort."

Click for full report:
GEL PADS TO SOFTEN YOUR MOUSE
Pad and click - a simple way to customize and improve your mouse
The PAD N' CLICK accessory enhances a typical mouse by providing :
  •   a softer surface to click on
  •   an angled design that allows the finger to bend when clicking
  •   a more concave area for the fingers to increase the total surface of contact
  •   a PALM PAD to help curve the hand inward into a grasping mode
Jacob Innovations, LLC, Cambridge MA, USA                © 2009 PAD N'CLICK                     ALL RIGHTS RESERVED                                     PATENT PENDING
 
Soft contoured pads - improving user fit and comfort of the traditional mouse
"I have been using Pad 'N Click and  
don't want to go back to the old way"
Jean Campbell, NH
PADandCLICK
Ergonomic mouse pads -  3 peelable adhesive gel pads