Device for treating packages, and holding-and-centering unit for packages

An apparatus for treating packages by applying furnishing features to said packages, said apparatus comprising a plurality of holding-and-centering units, each of which comprises a primary part and a secondary part, wherein said primary part is held at a holding position during package handling, wherein said secondary part is mounted on or in said primary part so as to be rotatable about a vertical axis of said holding-and-centering unit, wherein said secondary part receives a functional element necessary for handling a package, wherein said secondary part is driven by a motor during handling of a package, wherein a plurality of secondary parts adapted to different types, forms and/or sizes of packages are associated with said primary parts, wherein handling packages comprises at least one of holding, centering, aligning, moving, rotating, and pivoting a package at said holding positions, and wherein said features comprise printed material having plural colors.