That's what Entrepreneur magazine is calling them, although it's unclear if the designers of the athletes' beds in Tokyo have that as a goal. More precisely, the cardboard beds not designed to withstand the weight of two people, especially two people in motion:
The organizers have stated that they are perfectly designed to support the weight of a single person, but that they cannot or should not be jumped on, as they can break.
-via Dave Barry | Photo: IOC Media