Paying tribute to a sleepy island about 8 miles south of Bimini — once the infamous hideout of Blackbeard the Pirate — Cat Cay is known as the birthplace of another legend: Bluefin tuna fishing. Costa Cat Cay performance sunglasses are a rugged and tough tool of any Angler looking for the best performing fishing sunglasses on the water. Polarized, mirrored options, 580 lenses and boasting a patented vented system, these Costa Men’s fishing sunglasses are the choice of those who aim to make their own watery legend. •Premium Polarized 580 Lenses* Filtering reflective glare is essential for anyone on the water or outdoors. We sell only polarized sunglasses. •100% UV Protection Your Costas absorb 100% of UV light, providing you the best in light management and protection. •Scratch Resistant and Durable The C-Wall coating provides extra scratch-resistance and a barrier that repels water, oil and sweat for easy cleaning. •Costa 580® lenses Costa 580® lenses were designed by in-house light spectrum experts to enhance colors because standard sunglass lenses fell short. The lens' multipatented technology manages light by: •Absorbing Harmful High-Energy Blue Light (HEV) •Enhancing Reds, Greens, and Blues •Filtering Out Harsh Yellow