UVEX by Honeywell S4205X Metallic Black Frame SCT-Gray Lens with UV Extreme Anti-Fog Coating Protege Safety Eyewear 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. Ultra lightweight design, at only 25-Grams, it weighs less than one ounce "SCT Gray Lens is designed for workers exposed to short term electric arc hazards such as outdoor electrical, utility workers and communications installers. They are also good for use in welding areas by those without direct IR exposure and acceptable for outdoor use where sunglasses are used. This SCT Gray lens has a Visible Light Transmittance of about 15% will absorb 99.9% of UVA and UVB radiation." Meets the ANSI Z87.1-2015 standard and tested by Honeywell to meet the requirements of the CSA Z94.3 standard