3.Material:PET/PA/PE, PET/PA/AL/PE, PET/VMPET/PA/PE, PET/AL/PA/CPP, PA/AL/PE, BOPA/CPP, BOPA/PE/BOPP/VMPET/PE, PET/BOPA/CPP, PET/AL/CPP, BOPP/PE, PET/AL/BOPA/CPP, BOPP/CPP/BOPP/VMCPP, PET/PE/BOPA, BOPP/VMPET/CPP, ECC.