Saint Laurent SL 457 Sunglasses combine a refined square acetate frame with gradient dark grey lenses for everyday sun protection and a polished, minimalist look. Key attributes: Black | Grey | Acetate | Gradient dark grey lenses | Bio nylon lens material | Integrated nose pads | Includes leather pouch | Square acetate frame | Full-rim silhouette | Logo stamp at temples | Dimensions & fit: 53-20-145 | Composition & care: Acetate | Bio nylon | Wipe lenses and frame with a soft, dry cloth; store in the included pouch or case when not in use.