Amazon.com: SAINT LAURENT SL M40 Rectangular Shape 。Authentic Saint Laurent Paris SL M29 sunglasses in classic black — sleek, bold, and ultra wearable. This is a Hedi Slimane–era Saint Laurent design (post-2012 rebrand), known for clean lines and effortless model-off-duty energy. Glossy black acetate frame with dark lenses gives timeless Parisian chic meets Y2K revival vibes. These are not vintage YSL, but highly sought-after early–mid 2010s Saint Laurent, which is trending hard right now. ✨ Condition Excellent condition No flaws, scratches, or damage ? Frame Measurements Lens: 52mm Bridge: 21mm Temple: 140mm Perfect for quiet luxury, indie sleaze, minimalist chic, Scandi girl, off-duty model looks. A forever pair you’ll reach for daily.