Features6 buttonsUp to 1,600 DPISoft-touch surface allows for non-slip gripPrecision optical engine for improved trackingConcave thumb rest helps reduce pressure on wristAchieve maximum ergonomic comfort with the MW500 V7 Vertical Ergonomic 6 Button Wireless Optical Mouse. The Vertical design promotes a more natural hand position and the concave thumb rest reduces pressure on the wrist. The mouse features a soft-touch rubberized finish for a non-slip grip, and it has adjustable DPI for a customized experience. With 6-buttons and precise optics - the MW500 Vertical Mouse is a ergonomic mouse perfect for the home or office.