Reusable, tissue-like cloth applies an invisible barrier of nanoparticles that keep lenses and optics from fogging in the coldest or most humid conditions. Won't damage lens coatings or prescription lenses, and provides long-lasting anti-fog protection....
Sleek, lightweight sunglasses feature 2.2mm thick lenses of impact-resistant, optical-grade polycarbonate. Wraparound design gives a wide field of view and protects eyes from ballistic fragments, wind, and environmental elements from the sides as well...