Royalty throughout history in every corner of the Earth wore wool, linen, silk, and exotic furs.
The archetype peasant or slave wore burlap sacks for clothing. Burlap is a natural fiber made from a jute plant, but can be made from flax or hemp.
Anon, the peasants wore higher quality materials than your recycled plastic bag clothing. Rid yourself of these fiat clothes, Anon!