Vuarnet Sunglass Lenses
Grey lenses receive a bi-shaded two-tone-colored treatment (as it is the case for citylinx).
Yellow-green lenses may be bi-shaded (skilynx) and graduated/hydrophobic (nautilynx).
Brown Base provides a deep field of vision and enhances luminosity, which enables you to make out obstacles and enables you to see more accurately, great all-around lens.