N/a manufacturer / supplier in China, offering Two Types of Customized Insulation Bags for New Food Packaging Thermal Insulation Cold Insulation Waterproof Flat Mouth and Self Sealing, OEM Customized Waterproof Moisture-Proof and Anti Peeping Function Aluminum Film Envelope Bubble Mail Bag Self Sealing Convenient and Environmentally Friendly, Durable Shock Resistant and Pressure Resistant Column Type Inflatable Bubble Pillow Air Cushion Pillow Air Column and so on.