Inventors of the polarized lens, Polaroid has been at the forefront of eyewear technology since 1937. Stylish shapes with polarized lenses mean that Polaroid eyewear is the perfect choice. Eco Polyamide Material- It is part of a new generation of materials that are environmentally-friendly, and it is a recyclable and reusable nylon that is as resistant and high-performance as traditional polyamides.