Saint Laurent SL M48O Optical Frame pairs a sculpted acetate front with lightweight metal temples and a signature YSL hinge for refined everyday eyewear. Designed for a polished look, it works equally well for prescription lenses or clear fashion frames. Key attributes: Black | Acetate and metal | Lightweight construction | YSL metal hinge | Lightweight metal temples | Includes protective case and cleaning cloth | Full-rim acetate front | YSL logo on temple | Monogram capsule detail | Dimensions & fit: Lens width: 54 mm | Bridge: 16 mm | Temple: 145 mm | Composition & care: Acetate | Metal | Clean lenses with a microfiber cloth and store in the protective case. Avoid exposure to extreme heat.