3M Respirator Aura 9322 + SV, 5-pack, FFP2 NR D with Cool Flow exhalation valve, up to 10 x OEL (tool)
Great if you are house dust mite allergy sufferers. Simply put, you can breathe well and tap readily carpets, beds, suck, dusting etc. One may like to use more often the mask. I am thrilled to finally clean without sneezing, coughing etc.