Ahlem's The Challenger Sunglasses combine French handcrafted construction with robust, high-performance details. They pair double-dipped nylon lenses with 100% UV protection and precision metal hardware plated in palladium and 22k gold. Key attributes: Gray | Foglight and Rain Grey | Acetate | 100% UV protection | Scratch-resistant double-dipped nylon lenses | Enhanced lens durability | Exclusive 5-barrel hinge with thread lock technology | Durable electro-dipped metal hardware | 8mm thick acetate frame | 8mm wide temples with raw-cut bevel | Custom filigree wire core | Matte and polished contrast | Palladium and 22k gold metal plating | Dimensions & fit: Lens width: 51mm | Bridge width: 21mm | Temple length: 150mm | Composition & care: Acetate | Wipe with a soft cloth