cardboard made glasses cheap,good for promotional, advertising etc, paper 3d glasses full print,customized colors MOQ:5000 Toy binoculars,cardboard ,paper binoculars,telescope,for free gift promotion,advertising etc Test standards:meet the test standards of CE/EN71/ASTM/HR4040Full printing, Varnish finishing (polythene covering),environment friendly material!!Material of Lens:PET 3D type of Lens ...