3M Ergonomic Mouse - Optical - Type A - USB

3M Optical Mouse has a unique ergonomic vertical grip that has been clinically proven to reduce muscle strain and discomfort compared to using a traditional mouse. Enhances your comfort by keeping arms and shoulders in a more relaxed, neutral position. Right-handed use and available in small and large sizes so you can find your perfect fit. 2 year warranty. Also try 3M Mouse Pads.