Saint Laurent M172 Sunglasses combine a clean rectangular profile with the label’s signature monogram detail. Designed for everyday wear, they refine casual and dressed-up looks alike. Key attributes: Brown | Havana | Acetate | Tinted lenses with UV protection | Bio-nylon lenses | Includes original case | Rectangular frame | Monogram logo on temples | Full-rim acetate construction | Composition & care: Acetate frame | Bio-nylon lenses | Clean lenses with a soft cloth and store in the provided case.