This product has 100% POLARIZED protective glass. It prevents dazzling light reflections. It provides quality vision in nature sports and outdoor activities as it prevents glare on snowy surfaces and water surfaces. It prevents glare on the windshield and other parts of the vehicle. It clears and sharpens vision as it reduces reflections and reduces the amount of light entering the eye. Grilamid Natural raw material, produced in Switzerland and imported from Germany, is resistant to impacts and does not break thanks to its flexible structure. Grilamid Natural raw material has a sterile feature and does not create bacteria. It is ANTIALERGIC. It does not contain Bisphenol A (BPA) and does not harm your health. It offers light weight and ease of use. Grilamid Natural raw material allows us to produce lightweight but durable glasses. Our sunglasses, produced using 100% organic dye, are 100% recyclable and environmentally friendly thanks to their raw materials.