Engineer Giora Kariv wanted to build an eco-friendly bicycle that just about anyone could afford. So, he decided to use recycled cardboard and the product above was the result. Best of all, it costs only $9-$12 to manufacture and can withstand the weight of a 300-pound person. Continue reading for a video and more information.
Kariv describes folding the cardboard like origami and that the folding process is what makes the cardboard structure so strong. The finished bicycle doesn’t even look like it’s made out of cardboard, with the coating making it resemble plastic.