The letter tray is suitable for documents in A4+ format. It is sturdy and stable. It can be stacked both vertically and in a stepped manner and is compatible with many letter tray models. This makes it not only space-saving but also practical. Thanks to the patented side "COMBO 2" cutouts, packaging volume and transport costs are reduced. An additional advantage: the storage capacity can be increased with spacers. Moreover, label holders are included in the delivery.