With the sun peeking over the eastern horizon, you slide on the Costa Del Mar Shipmaster Polarized 580 Polycarbonate Sunglasses and set sail for an epic tour of the Caribbean. From relaxing on the deck of your catamaran to exploring each island when you make port, these sunglasses protect your eyes from the glaring sun thanks to their powerful polarized lenses. The lightweight titanium frames sit comfortably on your face when it's your turn to take the wheel.