... clear plastic cylinder1) Materials:PVC, PET, PS, PP, PE, PC, and etc2) can be used as inserting cards, three-fold boxes, ... packing of such products as cosmetics, daily uses, electronics, food, leechdom, craftwork, health care products, and hardware products. 4 ... packages, blister blowing packages, blister cylinders, and fold able boxes in different colors, sizes, shapes, thickness and specifications. ...