1.imported high-grade green plastic material,flexible,bear bending frame 2.selected Acrylic lens,scratch resistance,abrasion 1,size & shape: our regular specification or according to the users requests2,polarized type: circular polarized plastic lenses,3,frame materials usd paper of good plactics*paper frame: printable artpaper of different weights, such as 200gsm,210gsm,300gsm,350gsm,350gsm and ...