A cosmetic product, comprising a) a cosmetic preparation having a viscosity of from 20,000 to 250,000 mPas containing, based on the total weight thereof a1) 80 to 95 wt.% of at least one polar solvent; a2) 0.1 to 5.0 wt.% of at least one thickener; b) a device for flash evaporation of the cosmetic preparation a), comprising b1) a container defining a closed interior in which the cosmetic preparation can be received, b2) a valve or a similarly functioning closure element for closing and opening the interior of the container which is at least partly filled with the cosmetic preparation a), b3) a heating device for heating, under increased pressure, the cosmetic preparation a) which is located in the closed interior of the container, and releasing, under reduced pressure, the heated cosmetic preparation a) from the interior of the container into the surroundings, b4) a nozzle which allows atomization of the cosmetic preparation a) escaping from the container, c) a storage container for the cosmetic preparation a), from which the cosmetic preparation a) can enter the container b1), wherein - the access between the storage container and the container b1) has a component for flow control, by means of which component the flow of the cosmetic preparation a) from the storage container into the container b1) can be interrupted, - the storage container has at least ten times the volume, preferably at least fifty times the volume of the container b1), - the pressure inside the storage container corresponds to the ambient pressure and the cosmetic product does not contain a propellant, wherein the cosmetic product does not have a pumping device which is suitable for releasing or spraying the cosmetic preparation a) without the action of the device for flash evaporation. a) a cosmetic preparation having a viscosity of from 20,000 to 250,000 mPas containing, based on the total weight thereof a1) 80 to 95 wt.% of at least one polar solvent; a2) 0.1 to 5.0 wt.% of at least one thickener; a1) 80 to 95 wt.% of at least one polar solvent; a2) 0.1 to 5.0 wt.% of at least one thickener; b) a device for flash evaporation of the cosmetic preparation a), comprising b1) a container defining a closed interior in which the cosmetic preparation can be received, b2) a valve or a similarly functioning closure element for closing and opening the interior of the container which is at least partly filled with the cosmetic preparation a), b3) a heating device for heating, under increased pressure, the cosmetic preparation a) which is located in the closed interior of the container, and releasing, under reduced pressure, the heated cosmetic preparation a) from the interior of the container into the surroundings, b4) a nozzle which allows atomization of the cosmetic preparation a) escaping from the container, b1) a container defining a closed interior in which the cosmetic preparation can be received, b2) a valve or a similarly functioning closure element for closing and opening the interior of the container which is at least partly filled with the cosmetic preparation a), b3) a heating device for heating, under increased pressure, the cosmetic preparation a) which is located in the closed interior of the container, and releasing, under reduced pressure, the heated cosmetic preparation a) from the interior of the container into the surroundings, b4) a nozzle which allows atomization of the cosmetic preparation a) escaping from the container, c) a storage container for the cosmetic preparation a), from which the cosmetic preparation a) can enter the container b1), wherein - the access between the storage container and the container b1) has a component for flow control, by means of which component the flow of the cosmetic preparation a) from the storage container into the container b1) can be interrupted, - the storage container has at least ten times the volume, preferably at least fifty times the volume of the container b1), - the pressure inside the storage container corresponds to the ambient pressure and the cosmetic product does not contain a propellant, wherein the cosmetic product does not have a pumping device which is suitable for releasing or spraying the cosmetic preparation a) without the action of the device for flash evaporation. - the access between the storage container and the container b1) has a component for flow control, by means of which component the flow of the cosmetic preparation a) from the storage container into the container b1) can be interrupted, - the storage container has at least ten times the volume, preferably at least fifty times the volume of the container b1), - the pressure inside the storage container corresponds to the ambient pressure and the cosmetic product does not contain a propellant,