How to use the Itaprotect FFP2 Mask with anti fog flaps?

Below some precautions for using correctly the FFP2 ANTIFOG and reduce the trasmission:

1) Open the face mask.
2) Fold the flaps toward the inside of the mask.
3) Make sure you have properly folded the flaps as illustrated in the figure.
4) Close the mask and practice a light pressure on the flaps for about 5 seconds.