Uvex S4200 Prot&eacute;g&eacute; Safety Eyewear, Metallic Black Frame, Clear Ultra-Dura Hardcoat Lens This product is highly durable Easy to use This product is manufactured in United States Nosepiece with soft, flexible nasal fingers conforms to a variety of facial profiles and minimizes slippage for all-day comfort Soft temple tip pads cushion the delicate area behind the ears, providing a secure, comfortable fit Proprietary floating lens design offers increased flexibility in fit Ultra lightweight design, at only 25-Grams, it weighs less than one ounce Meets ANSI Z87+ and CSA Z94.3 standards and military Vo ballistic impact test (7 times higher than ANSI requirements)