Support for your forearms and wrists with the Grip Mouse. Ergonomic: eliminates arm twisting by keeping the forearm in a neutral position. Buttons: 2 click buttons plus scroll wheel featuring third button. Optical: optical sensor for precise movements. Price: favorable price/quality. Connection: USB. Options: wireless version also available. Cable length: 150 cm. Unnatural posture is one of the causes of hand, wrist and lower arm injuries (Karlqvist 1994, Jensen 1998, Hagberg 1994, et al). Positioning the mouse closer to the body puts less strain on the neck and shoulders (Armstrom 1995, Cook 1998). Use of a track ball and touch pad lowers productivity, standard mice and pen tablets score high in terms of productivity. The ‘handshake’ grip of a vertical mouse ensures the wrist and lower arm twist less (Schmid et al., 2015). This means less muscle activity in the lower arm compared to a standard mouse (Quemelo & Vieira, 2013). Research shows that use of a ver