... ,airlock QS, SGS approved material Customized accept Aluminum foil facial mask packaging bag Key specification/ Special FeatureThickness: 0.12mmLoad ... or irregular shaped bagsPrinting colors 1-10 colors for you chose Material PET , BOPP , CPP , LDPE ,VMPET , VMCPP , Aluminum foil ... /PE,BOPP/VNPET/CPP, PET/ Aluminum foil/LDPE,BOPP/ Aluminum foil/CPP, BOPP/ Aluminum foil/LDPE PET/VNPET/CPP,BOPP/VMPET/PE ...