Sankoh Kogaku SlenD SD-021 C-16 New, unused frame made in Sabae The main feature of this frame is "GUMMETAL," a new titanium alloy developed by the Toyota Central Research Institute, a think tank of the Toyota Group. It is reportedly used in car suspensions. It is flexible like rubber and has high strength, as well as being durable. It is also far more resistant to rust than ordinary titanium alloys and is extremely gentle on the human body. It is a metal (titanium alloy) that is like rubber. Moreover, it is lightweight, making it very comfortable to wear. The temple tips are designed to wrap around the ears of children to hold them in place. 《Size》46□14-125 　　　　　Lens vertical width 27mm 　　　　　Frame horizontal width 125mm 《Color》Pastel Blue ※This cannot be used as is. Please have your prescription lenses fitted at your local optician, or we can also fit prescription lenses for you. In that case, it will take 4-7 days to ship, and the price is an additional ¥3300~ (for both eyes). Please see the profile for details and comment. #JuniorEyeglassFrames #MadeInJapanEyeglasses