Recently, a corrugated corner has been used to pack different goods. This is a profitable packaging made of corrugated cardboard, allowing manufacturers to create a unique design. Corrugated cobblestones are characterized by practicality, environmental friendliness, cheapness. In addition, they do not pass moisture, preserve the shape of vibration well, have aromatization properties, withstand the fall from a certain height. Hofrocorob production «Promokontakt» is designed for reusable use.