A carrier (5, 105, 205, 405, 505) for holding a plurality of containers, the carrier (5, 105, 205, 405, 505) comprises: a central panel for engaging the plurality of containers; at least one attachment feature in the central panel that receives and holds a top portion of at least one container of the plurality of containers, the at least one attachment feature comprises an opening in the central panel, a first retention feature defining a first portion of the opening and second retention feature defining a second portion of the opening, the first retention feature comprises a first retention edge of the central panel for engaging a first portion of at least one container of the plurality of containers to at least partially attach the at least one container to the carrier (5, 105, 205, 405, 505) and the first retention feature further comprises a first uninterrupted marginal portion of the central panel extending from the first retention edge, the second retention feature comprises a second retention edge of the central panel for engaging a second portion of the at least one container of the plurality of containers to at least partially attach the at least one container to the carrier (5, 105, 205, 405, 505) and the second retention feature further comprises a second uninterrupted marginal portion of the central panel extending from the second retention edge, the first retention edge defines the first portion of the opening and the second retention edge defines the second portion of the opening, the at least one attachment feature further comprises at least one flexible feature between the first uninterrupted marginal portion and the second uninterrupted marginal portion, the at least one flexible feature comprises an area of weakening extending inward from at least one of the first retention edge and the second retention edge, the at least one flexible feature comprises a cutout, the at least one flexible feature allows the central panel to flex without weakening the central panel when the containers are inserted into the opening. a central panel for engaging the plurality of containers; at least one attachment feature in the central panel that receives and holds a top portion of at least one container of the plurality of containers, the at least one attachment feature comprises an opening in the central panel, a first retention feature defining a first portion of the opening and second retention feature defining a second portion of the opening, the first retention feature comprises a first retention edge of the central panel for engaging a first portion of at least one container of the plurality of containers to at least partially attach the at least one container to the carrier (5, 105, 205, 405, 505) and the first retention feature further comprises a first uninterrupted marginal portion of the central panel extending from the first retention edge, the second retention feature comprises a second retention edge of the central panel for engaging a second portion of the at least one container of the plurality of containers to at least partially attach the at least one container to the carrier (5, 105, 205, 405, 505) and the second retention feature further comprises a second uninterrupted marginal portion of the central panel extending from the second retention edge, the first retention edge defines the first portion of the opening and the second retention edge defines the second portion of the opening, the at least one attachment feature further comprises at least one flexible feature between the first uninterrupted marginal portion and the second uninterrupted marginal portion, the at least one flexible feature comprises an area of weakening extending inward from at least one of the first retention edge and the second retention edge, the at least one flexible feature comprises a cutout, the at least one flexible feature allows the central panel to flex without weakening the central panel when the containers are inserted into the opening.