... OPP/PET/PE 4,pet food packaging plastic bag stand up with zipper pet food bag 1,pet food packaging ... plastic bag spec: plastic bag typeStand up pouch(with zipper), stand up spout pouch, 3sides seal bag(with zipper), back ... daily chemical, medicine ,freezing food,retort food etc.WorkmanshipGravure Printing (up to 10 colors printing is available)MaterialLaminate material/multi-layers ...