Are all sunglasses made of plastic?

[Normal]

Are all sunglasses made of plastic?

[Norman]

No.Sunglasses are made up of a frame and a pair of light-filtering lenses.Most of the lens are made of colorized plastic, such as polycarbonate. Glass is also used for the high quality brands. Sunglass frames are usually made from metal or plastic.

[Norman Park]

I can see from your words that you are not quite familiar with sunglasses. So, as a matter of fact, on a worldwide basis. sunglasses are made of different materials, there are metal sunglasses , plastic sunglasses, as well as mixed materials sunglasses. But all of them serve to better protect your eyes from harmful lights. Maybe you should pay more attention to the lenses which could decide the effectiveness of the sunglasses. Hope you find what you seek.