1.the plastic bag for snack 2.the size,material,thickness etc.as per ... , static electronic resistance, pollution resistance.Easy-peelable Lidding Film for MilkPET12/AL7/PE40/EVA30Automatic packingEasy peelability, pollution resistance, light ... packingPollution resistance, good sealability, high pull strength endurance.Pesticide(Powder Or Grain)PET(NY)/LLDPEBOPP/PET/LLDPEAutomatic filling packingHigh ...