APPLE

Avoids forearm twisting for comfort and good health. The patented shape supports your hand in an upright neutral posture that generally avoids forearm twisting. including medical doctors. ergonomists and physical therapists. said the Evoluent VerticalMouse provides superior comfort and even relieved their wrist pain. Comfortable and easy to use. The shape is thoughtfully sculpted for uncompromised comfort and easy-to-reach programmable buttons. No finger contortions are needed to operate the buttonsю. The thumb rest has been reshaped to provide even more comfort over earlier versions. A new bottom thumb button provides greatly extended functionality when used with the included driver. Extended lip prevents rubbing. An extra wide lip along the bottom edge prevents the last finger from rubbing the desk. Pointer speed controls on the side allow convenient adjustment without even releasing your grip from the mouse. Top mounted LEDs show through the chrome thumb rest to indicate selected pointer speed including extra low (XL). 4 GHz receiver avoids being knocked off the side of a notebook computer.