Saint Laurent SL 599 Pre-owned Sunglasses from the Spring/Summer 2023 collection. Pre-owned, vintage condition with a square acetate frame, nylon lenses and Saint Laurent engraving on the temples. Key attributes: Black | Acetate | Square acetate frame | Nylon lenses | Saint Laurent engraving on temples | Spring/Summer 2023 model | Dimensions & fit: Standard fit | Composition & care: 80% Acetate | 20% Nylon | Clean lenses with a microfiber cloth; avoid abrasive cleaners and chemicals. Store in a protective case when not in use.