This is the cotton webbing found in oil lamps. It is also used for dogsled harness, load lashing and snowshoe bindings. I just created a hanger for my neck knife. It is far more comfortable than paracord or leather. It is also a readilly available source of tinder. I am told
www.sirmailorder.ca/ sells large 68' rolls of the stuff. A catalog search online and with a mailed copy shows nothing. I am going to call this week.