Certification: EN 166, EN170, EAC, ANSI CSA Z94.3. Technical protective glasses for work use offer a very comprehensive level of protection against mechanical and chemical risks. The clear Platinum-coated lenses are suitable for indoor use. The glasses can be worn as headbands or with the supplied headband. The foam frame is removable. Protects the eyes when worn as a headband from UV rays without interfering with color discrimination, and from low-energy mechanical hazards (6 mm 0.86 g metal ball 45 m/s), even in extreme temperatures. Also equipped with headband and foam frame secured against chemical droplets, coarse dust (>4 microns) and medium energy mechanical hazards (6 mm 0.86 g metal ball 120 m/s). Anti-fog coated and anti-scratch coated lenses where the coating significantly exceeds the requirements of the Class N and Class K test methods. Optical category 1 of polycarbonate lenses: Designed for long-term continuous use.