FIELD: package and storage.
SUBSTANCE: bag-in-a-container type in which the neck region of the container is provided with at least one opening extending substantially radially therethrough into the space between the outer container and the adjacent inner container, wherein the neck region is provided with coupling elements, preferably on opposite sides of said at least one opening, arranged circumferentially, for coupling the connection device to a container for introducing fluid under pressure through said at least one opening into the space between the inner and outer containers.
EFFECT: container and set of preforms for forming container are proposed.
18 cl, 38 dwg
