Saint Laurent Betty Thin Optical Frame pairs a slim rectangular acetate silhouette with a refined profile for everyday wear. The frame balances minimalist design with practical prescription compatibility. Key attributes: Black | Acetate | Includes original Saint Laurent case | Supplied with cleaning cloth | Compatible with prescription lenses | Thin rectangular frame | Slim temples | Minimalist profile | Dimensions & fit: Lens width: 54 mm | Lens height: 34 mm | Bridge width: 18 mm | Arm length: 145 mm | Composition & care: Acetate | Wipe lenses with a microfiber cloth and store in the original case. Handle frames gently and keep in supplied case when not in use.