Saint Laurent M153 OPT 001 Optical Frame combines a slim cat-eye silhouette with acetate construction for refined everyday prescription wear. It suits those who prefer a narrow, elegant shape with subtle branded details. Key attributes: Black | Acetate | Compatible with prescription lenses | Full acetate frame | Cat-eye silhouette | Medium monogram hinge on both sides | Slim feminine shape | Dimensions & fit: Lens width: 55 mm | Bridge: 18 mm | Temple length: 145 mm | Narrow fit | Feminine shape | Composition & care: Acetate