UNBREAKABLE EYEWEAR
Five years of research and development to the limits of what is possible - the result: The world's only glasses that no longer break. Frame and lenses are unbreakable  and always go back to the starting position, even with severe deformation.
 
LENS TECHNOLOGY
NBFX STRATOS anthracite F3 (blue mirror)
Uncompromising precision and clarity of vision. 
Base lens color: stratos anthracite 
Mirroring: blue
Filter level: F3 
Light conditions: sun & clouds