A perfect and unique over the glasses solution that provides good protection against chemical splash, transfer of germs and viruses from hands to eyes, complete with a built in visor to prevent overhead glare. A great advantage of Flinn Visor Goggles is that they can comfortably be worn over eyeglasses without fogging. The goggle vents also prevent chemical splash entry and provide cool air ventilation. VisorGogs are used in many clinincal applications and you can disinfect these in a UV sterilizer thousands of times. Meets ANSI Z87+ D3 standards.