Evoluent Vertical Mouse C Right Hand Wireless (Gold)The patented ergonomic shape of Evoluent Vertical Mouse C Right Hand Wireless supports your hand in an upright neutral posture that eliminates forearm twisting. Many users said the Evoluent Vertical Mouse provides superior comfort and even relieved their wrist pain. Excellent Grip Being vertical, the mouse shape is even more relaxing to grip and fits the hand even better than before. A larger lip better supports the last finger. Adjustable Pointer