The ergonomic R-Go HE mouse has a round shape that provides a natural relaxed position of your hand and wrist. The vertical position stimulates the mouse movement from your forearm. In this way physical complaints such as RSI are prevented. The mouse fits comfortably in your hand and has a thumb support and a little finger support. The ergonomic R-Go HE mouse is available for left- and right-handed use and in different sizes so that it fits in every hand.Natural ergonomic shapeSupports the whole handPrevents RSI complaintsAvailable in different sizes and for left and right handed usersProgrammable buttonsAvailable as wired and wirelessAward winning design