... us at any time.Laminated instructure introduction StructureFeatureApplicationBOPP/CPP or LDPEMoisture proof,good heat seal, good air barrier and transparencyDry food,expanded food ... bag, plastic bag,powder bag,tea bag,snack packaging,zipper bag,spout pouch,stand up pouch,plastic film,paper box,paper bag,vacuum bag,candy bag,food bag,biscuit bag ...