Dita Mach-One Sunglasses combine a geometric navigator silhouette with premium titanium and acetate construction for refined everyday wear and clear optical performance. Key attributes: Black | Yellow gold | Titanium/Acetate | 100% UVA and UVB protection | Anti-reflective coating | Adjustable titanium nose pads | Hex screw hinges | Acetate temple tips | Geometric navigator shape | Double Nylor detail | Acetate lens-rim detail | Gold accents | Dimensions & fit: Frame dimensions: 59/17-127 mm | Frame width: 151 mm | Frame height: 55 mm | Temple: 127 mm | Lens width: 59 mm | Lens height: 49 mm | Bridge: 17 mm | Lens curve: 6-base | Unisex fit | Composition & care: Titanium | Acetate | CR-39 lens | Clean lenses with the included microfiber cloth and store in the provided case; avoid abrasive cleaners.