Dunnage bag is a container auxiliary transportation material. In the transport packaging industry, there are also the following nicknames: inflatable paper bags, container kraft paper airbags, container air cushion bags, inflatable bags, filled air bags, container paper lined bags, container paper air bags, container air cushion bags, container shock proof air cushion bags, etc. There are mainly two kinds of it: kraft paper and woven fabric. The woven fabric has more cycles than the kraft paper. It is widely used in container transportation.