stand up tea bag with zip Import and export license: ISO 9001:2000 SGS(third certificate) Samples available ,big quanti stand up tea bag with zipFood ... PET/PE and NY/PE are for transparent bags Style: stand up with zipper bag, three side sealed bag, quad-sealing bags ... Carrier bags with handles, ropes or hanger hole Styles available: stand up, zipped, heat-sealed, heat-cut, cold-cut, blown, sealed-in ...