A system for holding a plurality of containers includes an upper construct having a plurality of panels, each panel of the plurality of panels comprising a plurality of container retention features for at least partially receiving a respective container of the plurality of containers, and a lower construct, the lower having a plurality of panels extending at least partially around an interior of the lower construct for at least partially receiving the plurality of containers.

A carrier for holding a plurality of containers includes a plurality of panels that includes a at least two central panels and at least one attachment panel configured to receive a portion of one or more containers of the plurality of containers. The at least two central panels include a first central panel foldably connected to a second central panel. The first central panel has at least one opening and a portion of the second central panel is exposed through the at least one opening when the first central panel and the second central panel are in at least partial face-to-face contact.

A carry tray a two-part base hingedly attached in the middle along adjacent edges. A removable or detachable handle may be provided. Each base comprises a bottom with a side extending upwards along the circumference, in whole or in part Each part of the base can be polygonal, semi-circular, hemi-circular, rectilinear, curved, or combinations thereof. The tray can be folded up along the hinge into a closed position for convenient storage or transport when not in use. The base may be used with a removable template or foam insert.