Container whose interior contains freezing liquid to replace the pieces of ice used for cooling drinks at the time of consumption. (Machine-translation by Google Translate, not legally binding)

摘要

The walls of the container in its non-frozen state are loose, so that in case of accidental fall, the danger of breakage is eliminated both as regards the object itself and by any other with which it may come into contact. (Machine-translation by Google Translate, not legally binding)