Make sure you have the right lenses for every light condition for your M1 goggles, and thanks to Anon's Magna-Tech switching your old lenses out for your new replacement lenses will be absurdly easy.
Lens Tech:Dual Lens ConstructionSpherical Lens TechnologyAnti-Fog CoatingTRU-V PolycarbonateICT Integral Clarity Technology
|blue cobalt lens||Sunny|
|red solex lens||Partly Cloudy|
|red ice lens||Stormy/Night|