Abstract: An adapter (100) for connecting a refill container (200) with a container (300) during a refilling process. The adapter (100) has a first open end (10) and a second open end (11). The first open end (10) and the second open end (11) are connected to an, in particular, peripheral wall (12). A breaking element (20) is arranged inside the adapter (100). The breaking element (20) extends in the direction of the first open end (10) and is connected on one side via a web (21) to the wall (12).

Abstract: The invention relates to a plastic container that is blown in a blow mold, having a body, defining an opening is provided, and a disposable closure, which closes the opening and is formed in the blow mold together with the body. A holding strip with a first end and a second end is also formed in the blow mold together with the body and the disposable closure. The first end is permanently fixed to the body, and the second end is permanently fixed to the closure. The body, the disposable closure, and the holding strip are formed as a single piece.

Abstract: Disclosed is an adapter (100) for connecting a refill container (200) with a container (300) during a refilling process. The adapter (100) has a first open end (10) and a second open end (11). The first open end (10) and the second open end (11) are connected to an in particular peripheral wall (12). A breaking element (20) is arranged inside the adapter (100). Said breaking element (20) extends in the direction of the first open end (10) and is connected on one side via a web (21) to the wall (12).