Increase your computing efficiency, thanks to the ergonomic design of the Logitech M235 Wireless Optical Mouse! Be fearless with this mouse!The full-sized Logitech M235 boasts a contoured design with comfortable rubber side-grips to make extended use pain-free. Optical tracking ensures smooth performance on almost any surface and this mouse has a tiny unifying 2.4GHz wireless receiver that provides a powerful connection with virtually no drop-outs.Ideal for mouse-intensive projects, invest in the Logitech M235 Wireless Optical Mouse!