Saint Laurent SL M156 Sunglasses pair the maison’s iconic Monogram M hinge with a sculpted cat‑eye acetate frame for a bold, rock‑chic finish that elevates everyday looks. Key attributes: Black | Nero | Acetate | Cat‑eye silhouette | Full acetate frame | Medium YSL Monogram hinge integrated into the temple | Dimensions & fit: Lens width: 52 mm | Bridge: 20 mm | Temple length: 140 mm | Lens height: 42 mm | Composition & care: Acetate frame | Nylon lenses | Wipe lenses with a microfiber cloth and store in the protective case when not in use.