Experience the difference with Costa Fly Line sunglasses. The solid blue mirror lenses paired with matte black frames offers a stylish look, while providing optimal protection against harmful UV rays and glare. Equipped with 100% polarized lenses that reduce eye strain and enhance color and contrast, these shades deliver exceptional clarity and definition. With their rectangle shape and comfortable fit, these glasses seamlessly blend fashion-forward style with cutting-edge technology for an all-around smart choice for any occasion.