The Costa Del Mar Men's Tuna Alley Sunglasses are designed for serious anglers and outdoor enthusiasts. With premium Polarized Polycarbonate (580P) lenses and 100% UV protection, they ensure optimal light management and protection against reflective glare. These square-shaped sunglasses feature a resilient nylon frame in a stylish Blackout color with Blue Mirror lenses, and they are fitted with integral hinges and a patented vent system for enhanced performance. Dimensions include a frame width of 138 mm, bridge width of 11 mm, lens width of 61.5 mm, lens height of 41.8 mm, and temple arm length of 125 mm.