Masunaga Wright Optical Frame is a lightweight titanium eyeglass frame handcrafted in Fukui, Japan. Its slim metal construction and 3-base-curve lenses are designed for everyday prescription wear. Key attributes: Blue | Titanium | Lightweight | Hypoallergenic | Corrosion-resistant | Durable | Prescription-ready | Durable construction | 3 base curve lens | Titanium front and temples | Handcrafted in Fukui, Japan | Dimensions & fit: Lens width 49 mm | Bridge 22 mm | Temple 145 mm | Lens height 46.0 mm | Composition & care: Titanium | Clean lenses with a microfiber cloth; avoid abrasive cleaners and chemicals; store in protective case when not in use.