RX110F Style: Style:Adjustable Temples, Strap Nylon, Price Each This item features: -Treated with our exclusive Duramass scratch-resistant coating. -Lens Tint: Clear. -Lens Coating/Shade: Anti-Fog. -Lens Material: Polycarbonate. -Resistance: Dust. -Ventilation: Indirect Vent. Testing and approvals: -All items meet ANSI Z87.1-2003 Safety Standards. -Some of the items in this style also meet Canadian Standards Association (CSA Z94.3), European CE (EN166), and Australian (AS/NZS1337) Safety Standards.