Cosmetic unit comprising two partial units connectable by a coupling sleeve

The cosmetic unit (1) comprises two compartments (2,3) with storage containers (5,6) for receiving a cosmetic substance and is connected with closing caps (7,8) by its respective storage container. The two compartments are inserted by a coupling sleeve (4) at their two axial front sides, in which one of the two closing caps is detachably connected with each other. The coupling sleeve is made of metal, particularly aluminum and the closing caps are made of plastic.