Dita Mach-One Sunglasses combine a titanium front frame with acetate rim detail for a refined aviator silhouette. Built for sun protection and daily wear, they feature anti-reflective coated lenses with full UVA/UVB protection. Key attributes: Black | Titanium and acetate | UVA and UVB protection | Anti-reflective coating | Adjustable titanium nose pads | Acetate temple tips | Hex screw hinges | Double Nylor detail | Aviator / navigator silhouette | Acetate lens rim detail | Double Nylor rim | Made in Japan | Dimensions & fit: Frame dimensions: 59/17-127 mm | Frame width: 151 mm | Frame height: 55 mm | Lens width: 59 mm | Lens height: 49 mm | Bridge: 17 mm | Temple: 127 mm | Lens curve: 6-BASE | Composition & care: Frame: Titanium | Lens rim: Acetate | Temple tips: Acetate | Lens: CR-39 | Clean lenses with the included microfiber cloth and mild lens cleaner. Store in the provided case when not in use. Avoid exposure to harsh chemicals and high heat.