Exacompta COMBO MIDI A4 Letter Tray Set Pack of 4 letter trays for documents in A4+ format, assorted colours. 12 distance spacers included to increase the storage capacity. Robust and stable. Stackable either vertically or in steps, compatible with various letter tray models. Patented lateral COMBO 2 recesses save on space, packing and transportation costs. Storage capacity can be increased by using distance spacers. Pack of 4 letter trays for documents in A4+ format, assorted colours. 12 distance spacers included to increase the storage capacity. Robust and stable. Stackable either vertically or in steps, compatible with various letter tray models. Patented lateral COMBO 2 recesses save on space, packing and transportation costs.