3M Virtua AP Safety Glasses ideal for indoor or outdoor use provide wearers an open, unobstructed viewing range and impact protection. Unique glasses offering unisex styling feature clear high-wrap polycarbonate indoor/outdoor mirror hard coat lens with integral side shields that renders comfortable fit and 99.9% UV protection. They are also used in chipping, chiseling, drilling, grinding, machining, masonry, pouring/casting, power fastening, riveting, sanding and sawing applications. Lightweight glasses meet CSA Z94.3-2007, ANSI Z87.1-2003 standards, sold as 20 per case.