Akoni Atlantis Sunglasses fuse architectural design with precision Japanese titanium construction. The navigator silhouette features sculptural contours and high-performance CR-39 lenses for refined everyday protection. Key attributes: Antique gold | Brown | Titanium | 100% UV protection | Anti-reflective coating | 2-base curvature lenses | Interlocking titanium side shields | Threaded tube screw system | Ceramic nose pads | Beta-titanium nosepad arms | Japanese titanium temples | Navigator shape | Architectural silhouette with layered contours | Streamlined profile | Dimensions & fit: Eye: 55mm | Bridge: 18mm | Temple: 147mm | Composition & care: Titanium | CR-39 lenses | Ceramic | Beta-titanium | Clean lenses with the included cleaning cloth and store in the supplied hard case.