Masks that can be worn while shopping, using public transportation, going to the doctor, attending religious services, or in any public venue that is likely to be heavily trafficked, are FFP2 or FFP3 masks, KN95 or N95 masks, and surgical masks, also known as OP masks. Sta tu nije tacno? Ili u vezi onog za nosenje maske u avionima. Tamo moze samo FFP2 i kn95.