Persol Sartoria Sunglasses pair a refined round frame with shaded mineral-glass lenses for clear, comfortable protection in bright conditions. The design blends acetate rims with thin metal temples for a polished, wearable look. Key attributes: Silver | Grey | Acetate | Metal | UV 400 protection | Category 3 sun filter (suitable for bright sunlight) | Mineral glass lenses (scratch-resistant) | Adjustable nose pads | Meflecto flex hinge for reduced pressure | Includes protective case and cleaning cloth | Round frame shape | Double bridge | Thin metal temples | Gradient (shaded) lenses | Dimensions & fit: Lens width: 53 mm | Bridge width: 20 mm | Temple length: 145 mm | Frame width: 140 mm | Lens height: 47 mm | Medium fit (size M) | Model dimensions: 53/20/145 mm | Composition & care: Acetate | Metal | Mineral glass | Clean lenses with the supplied microfiber cloth and mild lens cleaner; store in the protective case when not in use; avoid exposure to high heat and harsh chemicals.