Saint Laurent SL 775 Sunglasses combine a refined extra-thin acetate construction with a soft cat-eye shape for an oversized, sculpted silhouette. citeturn0search2 Key attributes: Black | Acetate | Non-polarized lenses | Prescription-ready (RX-able). citeturn0search3 | Comes with case and cleaning cloth | Soft cat-eye shape. citeturn0search1 | Extra-thin acetate frame | Enamel logo lettering on temples | Dimensions & fit: 57mm - 17mm - 145mm. citeturn0search3 | Oversized fit. citeturn0search2 | Composition & care: Acetate. citeturn0search1 | Nylon lenses