LENS MATERIAL: Costa's most high tech lens - 580 Glass provides superior clarity, ultra scratch-resistant, 100% UV protection and the best polarizing efficiency available. LENS COLOR: Blue Mirrored Polarized is best for bright, full-sun situations on the open water and offshore. FRAME FEATURES: Diego feature a rectangular, matte grey frame and blue mirrored polarized 580G mineral lenses. PROTECTIVE CASE AND CLEANING CLOTH: Costa case and cleaning cloth included to keep your Costa's safe while you are getting after it. VISIT THE COSTA DEL MAR BRAND SHOP: Click on the Costa Del Mar link above the product title to shop the entire Costa Del Mar sunglass and eyeglass assortment. Our most advanced sport performance sunglasses yet. Diego features an innovative vented spring hinge system to maximize airflow and enhance fit, plus sweat management channels that wick away moisture to cool and ensure all day comfort. Diego includes flexible, strap ready temple tips, and top and side shield details to eliminate light leak. Paired with coloring enhancing polarized 580 lenses that provide 100% UV protection, Diego is the next evolution in performance sunglasses. With a name inspired by San Diego, one of our favorite places to fish, Diego will stop at nothing to keep you out on the water longer whether you’re chasing Yellowtail or the mighty Bluefin.