Abstract: The present invention relates to a device comprising: —a container (1) intended to contain a product to be dispensed, —a cap (4), —a head mounted on the container and comprising: o a nozzle (31) for discharging the product, and o a collar (2) including: # an upper working portion intended to engage with the cap to close the distribution device, and # a lower combining portion intended to engage with the container, characterised in that the device further comprises at least one ventilation opening which opens onto the interface between the upper working portion and the lower combining portion so as to maintain an air communication channel between the outside and inside of the packaging device when the cap is mounted on the collar.

Abstract: The present invention relates to a device comprising: —a container (1) intended to contain a product to be dispensed, —a cap (4), —a head mounted on the container and comprising: o a nozzle (31) for discharging the product, and o a collar (2) including: # an upper working portion intended to engage with the cap to close the distribution device, and # a lower combining portion intended to engage with the container, characterised in that the device further comprises at least one ventilation opening which opens onto the interface between the upper working portion and the lower combining portion so as to maintain an air communication channel between the outside and inside of the packaging device when the cap is mounted on the collar.