Provides a natural positionThe Anir Vertical Mouse Large wireless creates a neutral, relaxed position of hand and wrist. You move from the forearm and not from your wrist, which will help prevent RSI.
Unique features:Thumb operationThe Anir joystick Large has three buttons, one button can operate as a scroll wheel and two buttons that you can operate with your thumb.
Helps when RSI is already presentThe Anir Large mouse wireless can be used if you already suffer from RSI. The 3M Anir joystick mouse is popular worldwide.