What is the material of Thomas glasses frame love series?

Metal, plastic. Thomas is a brand of glasses, and its frame series is made of metal, plastic, titanium and other materials, which has the functions of safety, ultra-light, corrosion resistance and good toughness. Glasses are simple optical devices used to correct vision or protect eyes. They are composed of lenses and frames, which are used for improving eyesight, protecting eyes or decorating.