... thickness,print customized 4.1oz-10 LB Stand Up Aluminum Foil Coffee Bags With Vavle blue,red,purple outstanding shiny ... available Available materials PET,BOPP,CPP,LDPE,VMPET,VMCPP,Aluminum foil,NY,paper,PVC Two-layers-composite:PET/CPP,PET/ ... /CPP.PET/ Aluminum foil/PE,BOPP/ Aluminum foil/CPP,BOPP/ Aluminum foil/PE,PET/VMPET/CPP,BOPP/VMPET/PE,PET/Aluminum foil/CPP,NY/ Aluminum foil/PE Fuctions Barrier ...