The trousers you see below was discovered in a tomb in Western China and is considered to be the most ancient in the world!
It is dated 3000-3300 years before our days and according to archaeologists is an invention of the Chinese nomads as a cloth that allowed them to ride horses! It was discovered near a cemetery in Tarim Basin, China from a group of archaeologists from the German National Institute, Berlin.
The most ancient pants in the world is made out of wool and was comprised of three parts: two for the legs and one for the crouch as you can see!
