Our 09 Series safety glasses have a polycarbonate frame and a 100% polycarbonate lens with a 8 base curve. They are scratch and impact resistant, meeting ANSI Z87.1 standard, and provide 99.99% UV protection. These safety glasses feature adjustable anti-slip TPE nose pads, a TPE vented brow guard, vented temples, and flexible and anti-slip TPE temple tips for better fit and comfortability.