The present invention relates to an aerosol device comprising: a container containing a cosmetic composition which comprises at least 6% by weight of one or more powders relative to the total weight of the composition, and a dispensing head comprising a body and an end part comprising at least two outlet orifices configured to allow spraying of the composition about a longitudinal axis of the end part in at least two different directions, the dispensing head comprising at least first and second chambers, through which the composition stream successively passes before it exits via the outlet orifices.