This Logitech mouse features an ambidextrous design that works well for both right-handed and left-handed people. The button controls allow you to move forward and backward when you're on the Internet. You can click the large buttons together and use the ball for auto-scrolling. The mouse also features fingertip-based control enables fast accurate cursor movements. Patented Marble optical technology ensures smooth tracking. This design may provide some seniors with a better experience than a traditional mouse.