Kensington Optical Expert Trackball The Kensington Expert mouse is premiere trackball, which offers reliable, accurate and precise, optical tracking - particularly beneficial if using any specific fingers or part of the hand is an issue, as the large 55mm ball can be used to navigate w... More
Kensington Orbit Optical Trackball The Kensington Orbit Optical Trackball is as easy to use as a regular mouse, but it stays in one place saving you valuable desk space, and can reduce repetitive arm movements. The precise optical tracking mechanism is also dust resistant; reducing th... More
Logitech M570 Trackman Wheel The Logitech M570 trackball stays in one place unlike traditional mice and therefore prevents overextention of the arm. By putting navigation control under your thumb, it also allows you to avoid repetitive scrolling by isolating the m... More
Logitech Marble Mouse Central roller ball makes this mouse ideal for right or left handed users. Easy finger tip control for precise mouse use. Marble technology provides superior precision with less movement of the hand or wrist. Tweet
Kensington wireless expert Wireless for better portability The Expert Mouse Wireless Trackball gives you the freedom to be super-productive without being limited by a USB cable. The trackball can be paired through Bluetooth® 4.0 LE to save a valuable USB port, or connect... More
You would not believe the difference everything has made to me even in such a short amount of time... To study yesterday with no back pain and without my legs being numb was amazing!