Dragon Alliance Glacier Glass Sunglasses (Antique, Dark Bronze P2) Large size fit with 100% UV protection Polarized Monel Alloy Frame Material w/ Genuine leather side shields and nose bridge attachment 6 Base Polycarbonate Lens w/ Performance Polar. Hydrophobic, Olephobic and Super abrasion resistant coatings on outside lens. Super Anti-Fog coating on inside of lens. 3 Barrel Spring Hinge w/ Adjustable silicone nose pad system.