Mafrash or bedding bags are woven textile bags that were used by the Shahsevan and other nomads in Persia to load bedding onto a camel's back for transport. The bags were generally made in pairs, one on either side of the camel, but now often come split up and sold as individual textiles since tribes no longer have a use for them.
As you can see above, the bags are quite large. Typically collectors will stuff them with foam and use them as seats. While that works I would love to see them turned into duffel bags. Below are a few of my favorite bags that still have their original leather straps for tying the bag together: