Matsuda MXMF1 The Lifesaver Optical Frame blends hand-finished Japanese acetate with lightweight titanium temples to deliver a refined round silhouette suited for everyday wear. Key attributes: Blue | Dnc opt blue | Acetate and titanium | Lightweight construction | Prescription compatible | Durable finish | Includes original hard case | Includes microfiber cleaning cloth | Prescription lenses available | Round full-rim silhouette | Hand-finished Japanese acetate | Art deco detailing on titanium temples | Hand-applied lacquer | Dimensions & fit: Eye 39 mm | Bridge 28 mm | Temple 145 mm | Standard fit | Composition & care: Acetate | Titanium | Wipe lenses with a microfiber cloth and mild lens cleaner; store in the original case when not in use; avoid exposure to extreme heat and chemicals.