Engineered for Comfort and Protection. The MouseBean Ergonomic Hand Rest - Converts a Regular Mouse into an Ergonomic Mouse in seconds! Due mainly to its highly tactile surfaces many of our customers just love to use the MouseBean Hand Rest as a stress reliever. This is an important aspect in the workplace since it encourages computer users to take short regular breaks. This allows overused muscles a little time to relax and recover - further reducing tension and stress.