Anti-fog lenses Fits over prescription glasses Shatter-resistant polycarbonate lenses The Night Hawk is an ideal goggle solution for any rider who requires prescription glasses or is simply interested in a high quality goggle. The goggle fits over most RX glasses and comes with a single anti-fog lens. The flexible polyurethane frame has double layer foam (neoprene and open cell) for added comfort and to seal out wind and dust. OTG motorcycle goggle.