Horisun SH662-7482 Anti-Fog Protective Safety Glasses, Satin Brown Frame with Black Rubber Stems and Brown Mirror Lens Anti-fog, scratch resistant, polycarbonate lens and frame; Satin brown frame, black rubber stems, brown mirror lens UV400 - 99.9% protection from harmful UVA and UVB rays 100% visually correct de-centered lenses 2.2 millimeter Panlite brand polycarbonate lens material Lens quality and performance meet and exceed ANSI Testing Z87.1 - 2003 high impact standards