Saint Laurent SL M150 001 is a soft-squared acetate frame from Saint Laurent, designed for everyday prescription or clear-lens wear and distinguished by YSL logo detailing at the temples. Key attributes: Black | Acetate | Compatible with prescription lenses | Supplied with branded case | Soft squared shape | Full-rim frame | YSL logo on both hinges | Dimensions & fit: Lens width: 55 mm | Bridge width: 17 mm | Lens height: 42 mm | Composition & care: Acetate | Wipe lenses with a microfiber cloth; store in the supplied case; avoid abrasive cleaners and prolonged exposure to heat.