The Pouch Style: tea bags packaging materials Product Type Flat pouch with sides or back sealUsage FieldLiquid: Sauce, Ketchup, Detergent, Paste, Cream, Food with liquid, Soap, Salad Dressing, Shampoo, Oil, Polish, etc. Solid: Nuts, Tea, Coffee, Rice, Sugar, Chocolate, Biscuit, Mix, Chemical-Powder, Chips, Medical, ..