... after receive down paymentFeature1.moisture proof2.heat seal, strong sealing strength, non-breakage, non leakage3. Colorful and vivid ... up bag, 3-side sealing bag, zipper bag, middle heat sealed bag, side/bottom gusset bag, spout bags, aluminum foil bag, irregular shape bag etc.Application ... film typeOPP+CPP, OPP+VMCPP, PET+CPP, PET+PE ,BOPP+LLDPE, PET+AL+CPP, PA+AL+CPP, PET+AL+PA+CPP, OPP+VMPET ...