A protective device for an electronic apparatus, in particular for a mobile telephone, comprising a container being provided with a reservoir for a product, in particular a cosmetic product, the container comprising two portions,
- a first attaching portion provided with means for attaching the container to a distinct object of the container, in particular to an element of the protective device, and
- a second support portion that defines at least partially the volume of said reservoir, the attaching portion and
- the second support portion being configured to be assembled to one another in such a way as to form said reservoir.