Ray-Ban Erika Sunglasses combine a vintage-inspired oversized silhouette with practical polarized lenses. This Ray-Ban Erika model is designed for everyday sun protection with enhanced glare reduction. Key attributes: Black | Plastic | Polarized lenses | 100% UV protection | Prescription lenses available | Includes protective case and cleaning cloth | Oversized round shape | Soft bridge | Metal temples | Purple polarized lenses | Dimensions & fit: Lens width: 54 mm | Bridge: 18 mm | Temple length: 145 mm | Lens height: 46 mm | Medium fit | Composition & care: Frame: Plastic | Lens: Polycarbonate | Clean lenses with a microfiber cloth and mild lens cleaner; store in the supplied case. Avoid abrasive cleaners and prolonged exposure to high heat.