Saint Laurent M156 Sunglasses present a bold, squared acetate silhouette in black. The design is finished with tonal lenses and a gold-toned Cassandre logo on the temples for a refined, designer touch. Key attributes: Black | Acetate | Tonal nylon lenses | Squared frame | Tonal temples | Gold-toned Cassandre logo detail | Composition & care: Acetate | Nylon | Metal