1)Specialized in custom bag making 2)Optional material for specific product 3)Excellent moisture,oxygen,gas barrier 4)ISO QS Shanghai Zizeng Packing Material Co., Ltd Product Material Pls refer to the next sheetFeature1) Great to prevent leakage, excellent moisture barrier.2) High temperature resistance, strong overall sense3) Easy to tear open, top grade printingClassification Snack food, coffee ...