And after a few days of normal use as a bed sheet is a lot of dust had deposited thereon. That's never happened in all the other sheets of any kind with me. Therefore, I will now use or dispose of the sheets as tablecloth. On a gray fuzzy sheets I would not sleep anyway.
Too bad, because the yellow color is very beautiful, the fabric is not too much slip on the mattress, and actually I slept well on it.