R-Go HE Mouse, Ergonomic mouse, M, right, wired Vertical mouse: prevents RSI The HE Mouse has a vertical grip which provides a neutral, relaxed position of the hand and wrist. You move from the forearm instead of your wrist, which prevents RSI. The mouse fits comfortably in your hand, and supports your wrist and fingers. Customisable buttons You can customise the buttons on the HE Mouse to your personal requirements. Award Winning Design HE Mouse has won the Benelux Office Product Award 2013 due to its innovative design.