Product details:

Costa's 580 Polycarbonate provides high clarity, impact- and scratch-resistance along with lightweight all day wear-ability. Blue Mirror Polarized is best for bright, full-sun situations on the open water and offshore. Costa's co-injected bio-based nylon frame material, TR-90, is both tough and durable, while offering a comfortable fit. Costa case and cleaning cloth included to keep your Costa's safe while you are getting after it If your Costa eyewear has a defect in materials or workmanship, Costa will fix or replace them to get you back on the water.