Made of Grilamid TR 90 NZZ, a homopolyamide nylon characterized by an extremely high alternative bending strength, low density, and high resistance to chemical and UV damage. Hydrophilic rubber ear and nose pieces for a no-slip fit.
MORE INFORMATION: Both Frame and Lens meet or exceed ANSI Z87.1 impact standards. Lenses meet or exceed ANSI Z87.1 standards for optical clarity and eye coverage. Smoke lenses are ideal for bright sunlight.