Standing pouch bag with zipper and clear window Import and export license: ISO 9001:2000 SGS ... bag/boiling bag: Customized structure, size, style, and printed design are welcome Structure: PET/AL/PE ... PET/VMPET-PET/PE allow clear window in one side, PET/PE and NY/PE are for transparent bags ... stand up, zipped, heat-sealed, heat-cut, cold-cut, blown, sealed-in the-middle, three-side-sealed, with handle ...