That means the mandatory wearing of face masks (Mundschutz actually means mouth protection in German).
Coming to your German neighborhood soon – as soon as the face masks the German government failed to hold ready in stock are available.
Then everybody can move on to the “new normalcy,” whatever that’s going to be. Anything’s better than the old normalcy, I suppose.
Zusammen mit Lockerungen der Corona-Beschränkungen – Mundschutz-Pflicht wird immer wahrscheinlicher.