Prada PS B51S Sunglasses combine Linea Rossa performance with a classic aviator silhouette. The design pairs a semi-rim metal frame with mirrored polyamide lenses for clear, low-glare vision on bright days. Key attributes: Black | Metal | Mirror lenses | Aviator shape | Semi-rim frame | Matte finish | Dimensions & fit: Lens width: 56 mm | Bridge: 17 mm | Temple length: 145 mm | Lens height: 45 mm | Composition & care: Metal frame | Polyamide lenses | Clean lenses with a microfiber cloth. Store in the protective case when not in use.