The Wiley X WX Epic WorkSight eyeglasses deliver a trendy style while still hitting all of the critical protective checkboxes. The frames meet the ANSI Z87.1 safety standard for high velocity/high mass impacts with the optional removable side shields installed. If you’re looking for a single eyewear solution for work and play, look no further than the WX Epic. Shatterproof Selenite™ Polycarbonate lenses that meet ANSI Z87.1 high velocity and high mass impact standards as well as US Federal OSHA 1910.133(b)(1)(1) standards when removable side shields are equipped Hand polished, durable Triloid™ nylon frame Removable side shields included to provide lateral protection on the job. Side shields can also be converted to permanent with included plug Prescription Ready