Akoni Hera Sunglasses blend a square aviator silhouette with a brushed titanium frame and high-contrast CR-39 lenses for precise visual performance in bright conditions. Key attributes: White gold | Dark olive | Titanium | 4-base high-contrast CR-39 lenses | Anti-reflective coating | Adjustable temple system with threaded tube screws | Japanese acetate temples with branded titanium temple tips | Ceramic nose pads with beta-titanium arms | Square aviator shape | Enamel-encircled metal rim | Brushed finish | Titanium side cups | Dimensions & fit: Eye 58mm | Bridge 16mm | Temple 147mm | Composition & care: Titanium | Acetate | CR-39