The Logitech TrackMan Marble gives you superior comfort - for either hand. Ambidextrous design provides long-lasting comfort for right- and left-handed people. Convenient button controls let you easily move forward and backward when you're surfing the Web. Click the large buttons together and use the ball for auto-scrolling. Fingertip-based control enables fast, accurate cursor movements. Patented Marble optical technology ensures smooth tracking.
- Sleek shape: Delivers all-day comfort for either hand
- Optical Marble technology: Tracks smoothly and precisely
- Large trackball: Improves control while reducing hand and wrist motion
- Multiple scrolling options: Use forward and back buttons, or auto-scroll with the ball
- Customizable buttons: Personalize your controls for productivity (with included MouseWare software)