Prada PRD51S Sunglasses pair a narrow oval metal frame with geometric temples for a lightweight, refined look that delivers dependable UV protection. Key attributes: Black | Nero satinato | Metal | 100% UVA/UVB protection | Lightweight frame | Adjustable nose pads | Compatible with prescription (graduated) lenses | Narrow oval silhouette | Rounded lenses with thin rims | Geometric triangular temples with Prada Cartiglio logo | Internal metal plaque with embossed Prada logo visible through a precision opening | Dimensions & fit: Lens–bridge–temple: 55-18-140 mm | Narrow oval fit | Adjustable nose pads for a customizable fit | Composition & care: Frame: Metal | Lenses: Bio-polyamide | Clean lenses with a microfiber cloth and lens cleaner; store in the provided case; avoid exposure to high heat and abrasive surfaces.