dunnage air bag - different sizes available used to fill the gaps between the cargo and cargo and protect the goods inside while transportation.Our dunnage air bag - different sizes available owns waterproof,good penetration-resistant and able to bear high or low temperature characteristics.We have high technology inflator nozzle, which can effectively save labour force.You only need finish to inflate air in a matter of seconds and help you to enhance efficiency,reduced shipping costs,and increased customer satisfaction.Different materials and various of valves for your choose.