These Accelar safety shooting glasses developed by 5.11 Tactical are composed of high impact polycarbonate that meets ANSI Z87.1-2010 and EN 166 (F) standards to ensure complete eye protection. 3X interchangable lenses are included allowing tactical light reduction adaptation preferences to your surroundings when outdoors. All three lenses are distortion-free with 100% UVA and UVB ray protection, and also transcend impact resistance requirements for US Military MCEPS MIL-PRF-32432 standards. The clear lens provides protection without impairing visibility, as the orange lens improves overall contrast without dimming close detail, while the smoked lens ensure maximum glare reduction. This sporty minimalist frame design goes hand-in-hand withe tactical helmets and communication gear without obstructing vision. These protective eye glasses are perfect for tactical combat and everyday outdoor recreational use.