Wiley X Eyewear’s Nerve tactical goggle incorporates the latest lens technology in a streamlined, easy-to-carry model that fits easily into a jacket pocket. The lenses for the Nerve are made of polycarbonate that meets ANSI Z87.1-203 high-velocity impact standards. Prescription lens inserts are available. The Nerve’s frame features Wiley X’s Top Down Ventilation System, which prevents fogging.