3M TEKK Protection Force Flex Flexible Safety Eyewear, worn to help protect eyes from certain impacts and particles, combines protection, strength with comfort and proven performance. The multi-injection technology makes for flexible, resilient frames with impact-resistant lenses. The polycarbonate lenses are the strongest, most impact-resistant eyewear lens material available. Polycarbonate lenses are lightweight, impact resistant and provide 99.9-Percentage UV protection. Each pair comes with a storage bag and lanyard. 3M TEKK Protection Force Flex Flexible Safety Eyewear meet the requirements of ANSI Z87.1-2003 and are a great choice in eye protection for both the pro and Dyer.