... design and style 3.Health certification 4.Vivid color NameHeat sealing film bagOEMAcceptSamples Available for freeCertification QS,ISO9001MaterialCustomizedUsageFoodMOQBased on the bag ... ,OPP,matt OPP,CPP,VMCPP,PE,AL,PA.etc.2,Sealing:3-side seal,quad-seal,back-seal,K-seal;3 ... you to visit our factory when available for you Heat sealing film bag