device(1) r & t.; rdocuments, such as documents, logistics labels, quality & auml; tskennzeichnungenof paper or plastic, consisting of at least one frontwall (2) and at least one of the rear wall (3), the three edge(5, 6, 7) are connected with each other, characterized by the fact thatbetween the front wall and the rear wall (2) and (3) a stabilizingintermediate wall (4) is trained.
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