AOSafety shooting glasses are designed to protect the eyes against debris from discharged powder, brass particles and particles from spent shells or cartridges. All glasses meet the latest ANSI Standard Z87.1-1989 and comply with OSHA requirements for industrial protective eyewear. All glasses absorb 99.9% UV rays from the sun. Comfortable, adjustable, and versatile black frames Fectoids are just what today's shooters are looking for. Attractive sports styling is the result of a unique, revolutionary lens design. Exceptionally lightweight. Great peripheral vision.