... bag, eco-friendly ink.2) Moisture-proof, strong sealing machine plastic laminating roll film.3) high quality, timely delivery, good ... herbal, wheat, candy, biscuit, chips etc.Material StructurePure plastic/aluminum foil/ aluminum metalized for option Features1) Good barrier ... image and competition ability of your products4)Automatic machine filling and sealing.5) Up to 10 colors excellent gravure ...