Costa Blackfin Sunglasses

You might have gallons of brine in your face and 600 pounds on your hook, but these sunglasses still won't slip. The Hydrolite co-injected lining takes care of that, and the flexible frame means serious comfort. Blackfin pushes the edge in sunglass performance--so you can push it everywhere else. 100% polarization kills reflected glare and reduces eye strain. Matte Black frame with Blue Mirror 580G lens - Men's Sunglasses