Design and Details With a large-sized fit engineered to fit perfectly with most helmets, the new ridgelock EV lens offer greater upward visibility and maximum field of vision at all angles Ridgelock lens change system makes changing lenses quick and easy while still allowing for a complete lens seal to prevent harsh conditions from penetrating the goggles Discreet frame notches at the temples offer compatibility for most prescription glasses underneath 50mm Wide adjustable strap with grippy silicone lining ensures a secure fit Flexible O matter chassis conforms to your face comfortably, even in extreme cold conditions Rimless frame design provides increased visibility and improved helmet compatibility Triple-layer face foam with moisture-wicking polar fleece lining provides all-day comfort Injection-molded plutonite lens material provides 100% protection against UVA/UVB/UVC and harmful blue light up to 400mm Features optically correct dual lens with F3 antifog coating, with the option of an iridium lens coating to reduce glare and fine-tune light transmission Includes microfiber bag for convenient storage and lens cleaning Meets impact requirements based on ANSI Z87.1 and EN 166 standards