>>2642307That's idiotic and exactly what I would have expected from germs.
I wouldn't normally put two shells over one another unless I got cold. A piece of shat toilet paper has similarities with goretex if you seek them, synthetics aren't what we're here for, you know the textiles are very different.
This is a vid about the process I mentioned.
https://www.youtube.com/watch?v=d7bSM-t5hogJust to put it out there, there was a post on doing this with bed sheets a while ago, that would probably not work very well due to the fabric needing a tight weave in order to retain the waterproofing substance.