Costa Blackfin Glass 580G Polarized Sunglasses Men's

Whether probing the ocean deep or fly fishing for trout, the Costa Blackfin 580G Polarized Sunglasses provide superior clarity and glare prevention. Blue Mirror glass lens are best for bright, full sun situations on the open water and offshore Frames are made from a castor plant, bio based resin and have grippy Hydrolite nosepads and temple tips Polarized lenses reduce 99% of visible glare from water for increased visual acuity and decreased eye strain Encapsulated mirrors between layers of glass are scratch proof 20% thinner and 22% lighter than average polarized glass According to Costa, glass provides the best clarity in material Base lens curve of 8 Includes case and cleaning cloth