Composite frame glass lens polarized Lens width: 53 millimeters UV400 Corning Glass Lens with highest quality and performance. Polyamide frame, Italian made, with highest quality and performance. Scratch-free experience from BINI patented Color Coating. Never Scratch Mirror Coating More durable, seawater corrosion resistant lens for an active lifestyle. Ultra-precise color tuning for any environment. Glare Protection with Uncompromised Clarity.