Carrera 256/S Sunglasses combine a square metal frame with gradient lenses for reliable sun protection and a refined everyday look. Key attributes: Ruthenium black | Dark grey gradient | Metal | 100% UV protection | Lens filter category 3 | Prescription compatible | Includes original case and cleaning cloth | Square frame | Gradient lens treatment | Textured outer temples with Carrera logo | Metal front with polyamide rims and temples | Dimensions & fit: Lens width: 58 mm | Lens height: 50 mm | Bridge width: 18 mm | Temple length: 140 mm | Composition & care: Metal (front) | Polyamide (rims and temples) | Lens (dark grey gradient) | Wipe lenses with a microfiber cloth and store in the supplied case. Avoid abrasive cleaners and prolonged exposure to extreme heat.