Folder for A4 size paper, made of pu leather, right place for A4 block, left case for documents, case for cards, case for pen. extra case for double-sided cards (with trunk that fastens and unbuttons from the folder) and USB case with rubber also extra buttons and unbuttons from the folder with trunk)
Logo printing by the method of pyrography (embossed) or thermogravure
Possibility of special construction and adaptation