sourced from a nearby junkyard the seatbelts are collected, cut, washed and delivered to the factory on as rolled goods.
The footwear manufacturing process hasn't changed much over the decades. With it's long tradition in leather shoe production Portugal has a some of the best cobblers in the world.
The ZEE1 construction was designed in close cooperation with the manufacturing process in mind. Simplicity with high quality materials are the result of this collaboration.