Tiffany & Co. PR-23YSF-1AB06Q-52 Silver Blue glasses are constructed from a lightweight alloy and feature a classic aviator design. The lenses are made of scratch-resistant polycarbonate and feature an anti-glare coating for improved clarity. The glasses come with a protective case and a cleaning cloth for easy care. Customers who have purchased these glasses praise the quality and craftsmanship of the frames, as well as the clear vision they provide. They also appreciate the sleek and stylish design of the glasses, noting that they make a great fashion statement.