Have not tried them. Do I need to specifically ask for the cotton? Thank you for your help.

A little help, please. Been a Bipap user since 1994. Isn't that long enough? Currently, I use a Breeze headgear, with either the pillows or the dreamseal mask, but I am having trouble with the synthetic straps. I am allergic to neopreme and most other poly, nylon blend materials. I am constantly itc...