Sitewide Savings - 20% Off Sitewide + Free Shipping with Rebate! Promo Code: SAVE20Engineered with advanced FlexSmart™ titanium beta-alloy frames, The Lightest Sunglasses live up to their name, weighing in at just ½-oz. But their lightness is only half the story. These stylish shades feature award-winning TriLenium™ lenses developed from original NASA optic technology, resulting in superb clarity, unparalleled definition and contrast. They block 100% of harmful UVA, UVB and damaging blue light. Includes zipper case, micro-fiber carry pouch, sunglass box and cleaning and maintenance kit. 6.5" L x 3" W x 2.5" H.