Izhar Gafni designed and prototyped a bicycle with a body and rims made of nothing but cardboard. The final product will have no metal parts and will be sold for no more than $20. It’s weigh is about 20 lbs (9 kg) — that’s 65 percent lighter than an average metal ride. The solid tires are made of reconstituted rubber and a car timing belt is used instead of a chain.

Cardboard Bicycle For Just $20 - 01

 

via: engadget.com