The outer of the dunnage bags is made of high intension KRAFT paper, which is tough and strong, it is inner bag is made of layers coextrusion PE/PA film.
The especially designed non- leaking air intake valve, which can endure more than 10tons of pressure, releases air inside of the bag is fast and easily.
Dunnage bag is easy to use, which is widely used because it may save lots of loading time and reduce transporttaion cost