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.