Made in the USA and Imported Polycarbonate lens UV Protection Coating coating The Wiley X SABER ADVANCED features a lightweight design, flexible nose piece, and a foam insert on the changeable lens. These glasses meet MIL-PRF-32432 ballistic safety standards for maximum protection. BUILT TO ADAPT TO YOUR EVER-CHANGING ENVIRONMENT, OUR CHANGEABLE SERIES ALLOWS YOU TO SWAP LENSES, PROVIDING EXCEPTIONAL PROTECTION AND VISIBILITY IN ANY CONDITION. UNPARALLELED PROTECTION: Founded on a commitment to protect, Wiley X frames and lenses meets ANSI Z87.1 safety standards for optical clarity, high mass and high velocity impact protection. Wiley X is constantly innovating to deliver unparalleled protection, clarity, and style to every pair of sunglasses we build. We test and mark all of our frames, temples, and lenses with the appropriate ANSI safety rating. LENS TECHNOLOGY: Wiley X sunglass lenses provide 100% UVA/UVB protection with distortion free clarity. Our lenses are ANSI-rated, ensuring crisper, clearer optics, enhanced color contrast, and vision accuracy. PRESCRIPTION READY: Almost every Wiley X frame can be filled with a custom prescription lens.