bollé 8475 Mattia Feather Gray Polarized 555NM

A full 20% thinner and lighter, our ultra-light mineral glass lenses are made from only the finest materials, giving you the best visual Optics in the industryExpertly produced and cured from all-natural cotton, our cellulose propionate acetate is not only handcrafted to be lightweight, but can be made into charming patterns and brilliant huesWith superior Serengeti Polarization, the fatigue, discomfort, squinting and impaired vision associated with all forms of glare simply go away. Polarization available in select models only.Darkening in bright sunlight and lightening in overcast conditions. Serengeti photochromic technology allows your eyes to adapt to any lightSerengeti spectral control technology filters specific light wavelengths, sharpening the way you see color contract and improving visual definition Perfect for everyday use. superior materials and excellent craftsmanship ensure long-lasting durability.