FLEXIBLE: Grilamid Natural raw material produced in Switzerland stretches and returns to its original state against all kinds of impacts that may occur from the outside. Thanks to this flexibility, it does not harm you and does not get damaged. ANTIALERGIC: Grilamid Natural raw material does not contain any BISPHENOL A (BPA) substance that causes cancer and allergies. It is 100% healthy. ANTIBACTERIAL: With the results obtained by independent laboratories, it has been proven that Grilamid Natural raw material has a sterile feature. LIGHTWEIGHT: Heavy glasses cause headaches and deterioration in nasal aesthetics in the user. Grilamid Natural allows us to produce lightweight but durable glasses. Material: Grilamid Nature (Switzerland) Glass: CR39, 100% UV Protective, Polarized Glass Color: Brown Degrade (DB9) Gender: Unisex Frame Color: Ocean Frame Size: 50mm (Glass) 19mm (Nosepiece) 135mm (Handle)