Costa Baffin Net Light Gray Frame 580G Polarized SunglassesProduct Description. Sharp angles and masculine styling best describe the Costa Polarized Baffin Sunglasses. Named for the cold water current that ushers discarded fishing nets across marine ecosystems, the Baffin is marked by a unique tumbled finish and includes textured detailing on the outer temples and interior rubber temple grips for comfort + performance. These frames are designed to be fully recyclable, providing an end of life solution. These