Imported Metal frame Polarize Mineral Glass lens Polarized Mirror Coating coating Bridge: 15 millimeters Blue Lens: Ideal for offshore conditions with bright light and full sun Polarized Mineral Glass Lens Technology PELAGIC PMG Polarized Fishing Sunglass Lens Technology represents the highest evolution in marine grade polarized optics. Produced in state-of-the-art European Optical Laboratories and featuring mineral glass lenses—the pinnacle of optical clarity and durability—Pelagic sunglasses provide advanced blue light blocking, color enhancement, and performance coatings to reduce eye strain, cut through glare, and enhance visual precision. Designed for all-day comfort and peak performance, Pelagic Polarized sunglasses ensure you're ready to conquer any fishing adventure with clarity and confidence.