Set out to go sailing style with a pair of the Costa Del Mar Brine Unisex unisex With Glass Lenses. The hard-core nylon frames, integral hinges, and Hydrolite temples of these Costa Del Mar glasses are designed with a co-injected, co-molding technology that delivers a day long comforts. The CR-39 impact resistant, scratch resistant polarized lenses on these marine sunglasses provide great durability and make them ideal for rugged use. Additionally, these Costa Del Mar marine sunglasses also offer near total 100% UV protection. The Costa Del Mar Brine Unisex unisex With Glass Lenses is ideal for sailors and people who refuse to compromise on style.