The Z700 rucksack is the item that everybody knows. It is made of 2 stiff three-D shells in thermoformed expanded polyethylene and has made a breakthrough in the sector by means of an astonishingly simple design.
The "Impronta" rucksack and the related line have taken advantage of a manufacturing technique used for the women’s corset which Makio Hasuike borrowed to create those unmistakable items in 1986.