Serengeti® | Polarized | Photochromic - Women Sunglasses

As the pioneer of Photochromic technology, Serengeti® leads the industry in creating lenses that adapt to any light condition in any setting. Serengeti® Photochromic lenses are activated by the amount of UV radiation in the atmosphere and engineered to transition from light to dark, gradually._x000D_\n_x000D_\n In bright conditions, UV radiation is more intense. The lens molecules expand in size, darkening the lenses. Less light can then pass through. _x000D_\n In darker conditions, UV radiation is less intense. The molecules shrink and separate, lightening the lenses. More light can pass through. _x000D_\n _x000D_\nMade in Italy, expertly produced and cured from all-natural cotton, Cellulose Propionate Acetate is not only handcrafted to be lightweight but can be made into beautiful patterns and brilliant hues. Pliable when heated, it is ideal for custom fitting._x000D_\nUltra-Light Mineral Lens _x000D_\n_x000D_\n Photochromic _x000D_\n Polarized _x000D_\n Spectral Control _x000D_\n Shiny Honey _x000D_\n