A device for packaging and applying a substance may include a receptacle containing a supply of the substance, a first applicator element configured to be filled with the substance from the receptacle, and a second applicator element configured to be separated from the receptacle, configured to come
A device for packaging and applying a substance may include a receptacle containing a supply of the substance, a first applicator element configured to be filled with the substance from the receptacle, and a second applicator element configured to be separated from the receptacle, configured to come into contact with a region to be treated, and configured to at least one of spread out and blend in the substance from the first applicator element. The second applicator element may surround the first applicator element at least in part, at least while the second applicator element is secured to the receptacle.
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What is claimed is: 1. A device for packaging and applying a substance, the device comprising: a receptacle containing a supply of the substance; a first applicator element configured to be filled with the substance from the receptacle; and a second applicator element configured to be separated fro
What is claimed is: 1. A device for packaging and applying a substance, the device comprising: a receptacle containing a supply of the substance; a first applicator element configured to be filled with the substance from the receptacle; and a second applicator element configured to be separated from the receptacle, configured to come into contact with a region to be treated, and configured to at least one of spread out and blend in the substance from the first applicator element, the receptacle including a perforated wall surrounding the second applicator element at least in part, and comprising at least one opening configured to enable the second applicator element to communicate with ambient air when the receptacle is closed. 2. A device according to claim 1, wherein the substance comprises a fluid. 3. A device according to claim 1, wherein the second applicator element does not come into contact with the first applicator element. 4. A device according to claim 1, wherein the receptacle comprises a housing that receives the first applicator element when the receptacle is closed. 5. A device according to claim 4, wherein the housing is in communication with the supply of substance. 6. A device according to claim 1, wherein the first applicator element comprises a flexible endpiece. 7. A device according to claim 6, wherein the endpiece is made of at least one of elastomer and foam. 8. A device according to claim 1, wherein the first applicator element comprises at least one cavity configured to retain the substance. 9. A device according to claim 1, wherein the first applicator element comprises a tube configured to be filled at least in part with the substance. 10. A device according to claim 9, wherein the tube is connected to a cavity of variable volume. 11. A device according to claim 10, wherein the cavity is defined at least in part by a flexible wall configured to be pressed by a user. 12. A device according to claim 1, wherein the first applicator element is secured to the receptacle during application. 13. A device according to claim 1, wherein the second applicator element is secured to a closure member for the receptacle. 14. A device according to claim 13, wherein the closure member is configured to co-operate with the receptacle to prevent communication between the second applicator element and the supply of the substance when the receptacle is closed. 15. A device according to claim 1, wherein the second applicator element comprises a foam. 16. a devise according to claim 15, wherein the foam is hollowed out centrally. 17. A device according to claim 1, wherein the second applicator element is compressible and is configured to prevent the first applicator element from coming into contact with the region being treated so long as the second applicator element is not compressed. 18. A device according to claim 1, wherein the first and second applicator elements are secured to each other in use. 19. A device according to claim 1, wherein the second applicator element surrounds the first applicator element at least in part, at least when applicator element comes into contact with the region to be treated. 20. A device according to claim 1, wherein the first and second applicator elements are disposed substantially on one side of the handle member, at least while each of the applicator elements is in use. 21. A method of applying makeup via a device as defined in claim 1, comprising: filling the first applicator element with the substance from the receptacle; releasing the substance on the first applicator element; and using the second applicator element to at least one of spread out and blend in the released substance on the region to be treated. 22. A method according to claim 21, wherein using the second applicator element comprises applying makeup to at least one of skin, lips, and nails. 23. A device for packaging and applying a substance, the device comprising: a receptacle containing a supply of the substance; a first applicator element configured to be filled with the substance from the receptacle; and a second applicator element secured to a closure member for the receptacle and configured to be separated from the receptacle, configured to come into contact with a region to be treated, and configured to at least one of spread out and blend in the substance from the first applicator element, said second applicator element surrounding the first applicator element at least in part, at least when the second applicator element is secured to the receptacle, wherein the substance comprises a powder. 24. A device for packaging and applying a substance, the device comprising: a receptacle containing a supply of the substance; a first applicator element configured to be filled with the substance from the receptacle; and a second applicator element secured to a closure member for the receptacle and configured to be separated from the receptacle, configured to come into contact with a region to be treated, and configured to at least one of spread out and blend in the substance from the first applicator element, said second applicator element surrounding the first applicator element at least in part, at least when the second applicator element is secured to the receptacle, wherein the first applicator element is configured to act as a piston in a housing of the receptacle while the second applicator element is being separated from the receptacle. 25. A device according to claim 24, wherein the receptacle comprises a dip tube in communication with the housing. 26. A device according to claim 24, wherein the first applicator element comprises a sealing lip configured to press against a wall of the housing. 27. A device according to claim 26, wherein the receptacle comprises an endpiece communicating with a dip tube, and in which the first applicator element is configured to engage in a substantially leaktight manner to suck up the substance from the receptacle. 28. A device according to claim 27, wherein the first applicator element and the endpiece are arranged to co-operate in a substantially leaktight manner before the closure member becomes fully secured to the receptacle. 29. A device according to claim 3, for packaging and applying a substance on at least one of skin, lips, and nails, the device comprising: a receptacle containing a supply of the substance; a first applicator element configured to be filled with the substance from the receptacle; and a second applicator element secured to a closure member for the receptacle and configured to be separated from the receptacle, configured to come into contact with a region to be treated, and configured to at least one of spread out and blend in the substance from the first applicator element, the first and second applicator elements being disposed substantially on one side of a handle member, at least while in use, wherein the second applicator element is in communication with ambient air when the receptacle is closed. 30. A device for packaging and applying a substance on at least one of skin, lips, and nails, the device comprising: a receptacle containing a supply of the substance; a first applicator element configured to be filled with the substance from the receptacle; and a second applicator element secured to a closure member for the receptacle and configured to be separated from the receptacle. configured to come into contact with a region to be treated, and configured to at least one of spread out and blend in the substance from the first applicator element, the first and second applicator elements being disposed substantially on one side of a handle member, at least while in use, wherein the receptacle comprises at least one passage configured to enable the second applicator element to communicate with ambient air when the receptacle is closed.
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