Saint Laurent Erin Sunglasses combine an elongated acetate frame with nylon lenses for a refined everyday sunwear option. Designed for a medium fit, they suit prescription conversion and casual to polished looks. Key attributes: Brown | Havana | Grey | Acetate | Nylon lenses | Prescription-ready lenses | Elongated acetate frame | Geometric silhouette | Dimensions & fit: 52/16/140 | Medium fit | Composition & care: Acetate frame | Nylon lenses | Wipe lenses with a soft microfiber cloth; store in protective case.