When operating power tools, safety is the law of the land. The Stihl deputy glasses meet ANSI standard Z87.1+ and feature both protection and style. The lenses are a scratch-resistant polycarbonate that block out 99% of the sun's harmful UV rays. The nosepiece is a soft rubber, providing all-day comfort while its dual-mold rubber temples provide superior stability when the head is in motion. Take control of your personal protection with authority bring these protective glasses to your next project.