Originally Posted by DemostiX
You are mistaken about the fabric in sleeping bags and quilts. It may be polyester in many cases, but the light and lightest are polyamid, which is nylon, not polyester. So, you should be able to get a quilt made of a fabric not so different than what the hoods and pockets of the NX-250 are made of.
Hmmm.... I actually didn't know that there were polyamide liners in some sleeping bags. I guess I can give it a try, given that a sleeping bag which doesn't give me allergic reactions would also benefit me when using my tent.