Smith Optics LoPro Regulator Elite Tactical Goggles Lenses provide 100-Percent protection from harmful UVA/UVB/UVC rays-Anti-fog and scratch resistant on all lenses Lowest profile full face goggle andeasy night vision goggle integration Lenses meet US MIL-DTL_43511D google impact level Smith patented Regulator ventilates lenses combat fogging Smith Optics uncompromising optical quality