Carrera 300/S Sunglasses combine Carrera's signature styling with a squared polyamide frame and protective lenses, ideal for everyday sunwear and prescription conversion. Key attributes: Grey | Polyamide | UV protection | Impact-resistant polycarbonate lenses | Prescription-compatible | Graduable lenses | Includes case and cleaning cloth | Squared silhouette | Full-rim frame | Metal fin temples | Dimensions & fit: Lens width: 54 mm | Bridge width: 18 mm | Temple length: 145 mm | Composition & care: Polyamide (frame) | Polycarbonate (lenses) | Wipe lenses with a microfiber cloth. Store in the protective case. Avoid abrasive cleaners and chemicals.