... is optional, PE or CPP/PET/AL, PE/VMPET/OPP, matte CPP/PET/OPP, PE/PET/OPP, CPP or PE/PET/BOPP, PE ... . sealing: strong sealing strength, non-breakage, non leakage7. bag type: three-side seal bag(with zipper or not), side-gusset bag, central seal bag, stand-up bag ... available as per customers requirement, such as color, size, printing, sealing, packing, material and so on11. usage: suit for medicine or ...