Wraparound lightweight, frameless spectacle One piece lens with soft rubber temple ends Hard nose piece DYNAMIC 3A COATING: A permanently bonded hardcoat that reduces surface lens scratching. The Dynamic 3A coating will extend the life of the lens. Anti-Scratch: Extends lens life in abrasive environments Anti-UV: Absorbs more than 99.9% of harmful ultraviolet radiation Anti-Static: Reduces dust and particulate attraction CSA Z94.3-7 certified by CSA Canada and meets ANSI Z87.1 requirements.