Named after the famous explorer, Captain James Cook, the Costa Del Mar® Cook 580G Polarized Sunglasses will help you map out your own fishing adventures. Built with lightweight frames and corrosion-free titanium, these large glass lens sunglasses will keep you comfortable and protected when fishing out at sea. The material also lends flexibility to the temples and, combined with Hydrolite®, ensures they stay put as you explore unfamiliar areas of water.