Serengeti Eyewear Anteo - Matte black. The ultra-thin frame of the Serengeti Eyewear Anteo is incredibly lightweight and chemically resistant, ensuring both comfort and durability. Available in satin tortoise with brown photochromic and polarized crystal lenses or satin black with green photochromic and polarized crystal lenses. The Spectral Control technology provides the best high-definition vision, with amber-colored Drivers lenses perfect for driving and everyday use. These lenses absorb 77% to 91% of visible light and block 89% to 96% of blue light, protecting your eyes from aging and damage. Serengeti® is a luxury eyewear brand that combines advanced technology, American culture, and refined aesthetics to create the perfect pair of sunglasses. Made of plastic.