[onion2k]

A likely candidate would be modern materials used in mattresses and bedlinen.

[rat9988]

Which would have no effect on them actually. They aren't call bedbugs because it's their natural and only habitat.

[samastur]

They are not mites and happily live elsewhere.

[raverbashing]

And make the average Parisian replace their 60 old mattress?!? Nonsense! /s