... Packaging, it's Uni-pak ! Description of Heat seal food pouch ItemHeat seal food pouchBag ShapeSide gusset bagMaterialPET/VMPET/PESize140*250+25 ... to package food,juice powder,tea,etc.Advantages·Tin tie-seal,easy for packing.·Side gusset,to extend the capacity ... +817Skype:eric.chen-unipakWeb:www.chinaunipak.com Photo of Heat seal food pouch:Characters of different material structureWays to Measure the ...