... bag, kraft paper bag, brown paper bagMaterial: PET/NY/AL/PAPER/PE(general packaging), PET/NY/CPP(high-temperature boiling and steaming)Type: 3 ... Out-layer: Bopp, PET, Matt-PET, PA, VMPET,VMCPP, ETCMid-layer: PET, VMPET, VMCPP, PAPER, AL, PA, ETCInner-layer:CPP, PE, White milk PE, VMPER, ETCUsage ...