With their lightweight design and flexible temples, these glasses provide protection without sacrificing comfort. Built to protect against 99% of harmful UV rays, these optical-grade polycarbonate lenses are designed to protect against scratches as well. The STIHL Sleek Line II Protective Glasses deliver quality protection in a frameless, single-lens construction. Visit us to find yours today. Meets ANSI Z87+ Standard Available lens colors: Blue Mirror, Smoke