Akoni Eris Sunglasses pair a distinctive twin-frame titanium construction with a striking side-shield detail, delivering lightweight, high-performance sunwear with a sculptural profile. Key attributes: Blue | Navy | Palladium | Titanium | Lightweight construction | High-strength Japanese titanium frame | High-contrast CR-39 sun lenses with anti-reflective coating | Custom titanium threaded tube screw hinges | Ceramic nose pads with beta-titanium arms | Includes protective case and leather pouch | Co-centered twin-frame design | Round frame with double bridge | Side shield with circular pattern | Dimensions & fit: Lens width: 46 mm | Bridge width: 22 mm | Temple length: 140 mm | Weight: 30 g | Composition & care: Titanium 100% | CR-39 lenses | Ceramic nose pads | Beta-titanium nose pad arms | Wipe lenses with a microfiber cloth. Store in the included case when not in use. Avoid exposure to extreme heat.