Made to be an extension of any hardcore fisherman's face, the Costa Permit sunglasses are built to perform on a day of sport fishing. Equipped with co-injected Hydrolite™ lining, flexible hinges, side vents, these Costa men's Angler sunglasses stay on the face and help keeping the trophy in sight. All Costa lenses have 100% UV blockage for maximum protection and 100% polarization to kill reflected glare. Our 580 technology goes beyond polarization to produce the clearest lenses on the planet. Choose Glass for superior clarity and scratch resistance. Choose Plastic for a lightweight durable option.