Select the Perfect Insert The innovative SmartFit® Conform Wrist Rest naturally supports your wrist and hand by placing your arm at the proper ergonomic angle after you measure and find your personal comfort colour. Unlike other wrist rests, this wrist rest features nonstick pads on the base so that it glides along the desktop when you move the mouse. This promotes you to use both your elbow and shoulder while navigating, helping reduce the risk of repetitive-stress injuries like carpal tunnel syndrome. Provides a safe and intuitive way to support the wrist while working Reduces repetitive strain injuries Reduces carpal tunnel injuries Ambidextrous design which can be used with all mice and trackballs