Saint Laurent Optical Frame SL M190 offers a refined acetate silhouette designed for everyday prescription wear. The model stands out for its structured square profile and classic havana finish. Key attributes: Brown | Havana | Acetate | Prescription-ready | Comes with demo lenses | Square silhouette | Dimensions & fit: Lens width: 54 mm | Bridge width: 19 mm | Temple length: 145 mm | Composition & care: Acetate Colour: brown