ANSI Z87 Legasy Safety Glasses IR5 Welding Lenses, black frame. Shatter resistant, polycarbonate lenses that shield 99.9% of UVA and UVB light. Zero distortion lenses. Precision engineered to provide superior visual clarity. Extendable nylon temples to help assure a better fit. Traditional looking style with side shields. 5.75" width from temple hinge to temple hinge. Eyelet holes in temples tips for use with breakaway glasses cord (not included). Molded-in nosepiece. Hard coated, scratch resistant lenses. Meets ANSI Z87+ safety standards.