Lightning Safety Glasses from North feature a black frame and a high base panoramic lens for a wide unobstructed field of view. The frame made of Elasto LT chemical resistant material. North Lightning Safety Glasses also feature new sof-Touch comfort pads, self-adjusting temples ensure a secure yet comfortable fit. The lenses are protected with North's exclusive 4A coating (Anti-fog, Anti-scratch, Anti-UV, and Anti-static).