What do you need to know about choosing good sunglasses

Want to buy good sunglasses, copy ultraviolet ray, can go to regular brand store. Crystal is more, the market is also very popular synthetic resin. And some not so good ones, synthetic plastic ones. General crystal lenses have a protective effect on the eyes, suitable for long-term wear. This kind of Fsa Glasses Online is heavier, however, and the style is a little in the rules, not very popular, not quite liked by young people, and the price is higher, generally in 1000 yuan or more. Synthetic resin Blue Light Glasses Fsa Eligible, after a deep processing of the glasses basically no harm, can also be worn for a long time. The general price above 200 yuan is basically this kind of Glasses Usa Shipping Time. Synthetic plastics are cheaper, but long-term wear can harm eyes, so it is recommended not to use them for a long time. Try to buy good quality Fsa Sunglasses that will not harm your eyes.