Three-side Sealed Food Packaging Bag, Made of PA/PE Material, Customized Sizes are Welcome Food Packaging BagMaterial: PA/PEBag style: three-side sealed bagWith attractive printing up to 12 colorsCan be frozenFeatures: Customized structures, sizes, styles, and printed designs are welcomeStructures: PET/AL/PE with longest shelf lifespan, matte OPP/AL/PE, PET/VMPET/PE, matte OPP/VMPET/PE, PET/VMPET ...