... are welcome. Product Type Multilayer plastic inflatable air bag for chips Usage FieldSnack, nuts, dried food, tea, seeds, ... , wheat, candy, biscuit, chips etc.Material StructurePure plastic/aluminum foil/ aluminum metalized for optionFeatures1) Good barrier against oxygen ... anti-puncture, strong sealing2)Good for small unit product, especially for small chips packaging bag3)Realistic & lively print ...