Ray-Ban Erika Metal sunglasses combine a polished metal frame with grey gradient lenses for reliable sun protection and versatile everyday wear. Key attributes: Black | Metal | UV400 (100% UV protection) | Gradient lenses reduce glare | Adjustable nose pads | Prescription-lens compatible | Phantos frame shape | Keyhole bridge | Ultra-thin metal temples | Gradient lens treatment | Dimensions & fit: Lens width: 54 mm | Bridge: 19 mm | Lens height: 46 mm | Temple length: 145 mm | Standard face coverage | Composition & care: Metal frame | Grey gradient lenses | Store in the supplied case when not in use. Clean lenses with a microfiber cloth and mild lens cleaner. Avoid exposure to heat and harsh chemicals.