1.The lens material:Resin
2.Function:Antifatigue and radiation protection
3.The color of glasses:
Chocolate(100D,150D,200D,250D,300D,350D)
Red(100D,150D,200D,250D,300D,350D)
Black(100D,150D,200D,250D,300D,350D )
Orange(100D,150D,200D,250D,300D,350D)
FOB price:USD6-8