Simply amazing!

He said that as bicycles would be so cheap, it hardly mattered how long they lasted.

"So you buy one, use it for a year and then you can buy another one, and if it breaks, you can take it back to the factory and recycle it," he said.

Gafni predicted that in the future, cardboard might even be used in cars and even aircraft "but that is still a way down the road."

"We are just at the beginning and from here my vision is to see cardboard replacing metals ... and countries that right now don't have the money, will be able to benefit from so many uses for this material," he said.