Pore size of bed covers to protect from dust mites?

snuhbidubly asked:I see number kinds being sold,7 microns,5 microns,3 microns.

I onlyneed itfordust mite protection sinceI don’t havepets ormold.

Doesanyone know thesize oftheactual dust mites (andit’s feces) andwhichmicron size willbesufficient tolock themin?GetYour[...]