New 3M 9501+ KN95 Particulate Respirator,$29/ 50pcs, Face Mask, Earloop, No Valve, 50pcs / bag, No tax, fast free shipping Respirator For Sale - DOTmed Listing #3401447:
Indossamento Mascherina 3M Serie 8300 - YouTube
Mascherina monouso 3M 8822 FFP2 con valvola per polveri e nebbie (10pz)