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. Eye size: 61; Frame: Blackout; Lens: Blue Mirror 580P; Lens Material: Polarized Plastic