Flexi-fit soft nose-piece system. Clear Lens Wraparound lightweight, frameless spectacles for women One piece lens with soft rubber temple ends Soft silicone nose piece for non-slip The lenses are protected with 4A Coating: Anti-Fog, Anti-Scratch, Anti-UV 99.9% and Anti-Static CSA Z94.3-15 certified and meets and/or exceeds ANSI Z87.1 requirements