Youtube TLEN1704 Drop test of 200ml juice spout pouch with total thickness 120 microns PET PA LDPE TLEN1703 Drop test of mono material 20kg feed side gusset pillow pouch with total thickness 215 micr TLEN1702 Drop test of mono material 10kg feed side gusset pillow pouch with total thickness 215 micr TLEN1701 Drop test of 10kg feed side gusset pillow pouch with total thickness 190 microns PET AL PET TLEN1700 Easy tear, how easy the tab zipper can be torn on coffee bag TLEN1699 Drop test of 340g coffee beans stand up pouch with total thickness 120 microns TLEN1696 Airtight property test on zipperlock PET/AL/LDPE grain flour stand up pouch TLEN1695 Drop test of grain flour stand up pouch with total thickness 120 microns PET/AL/LDPE TLEN1694 Airtight property test on zipperlock PET AL LDPE supplement standup pouch