A cardigan with a partially widened placket and a different collar. The thread is a paper tape yarn named "Karuta" and silk hemp, which makes it a light, airy and cool cardigan. "Carta" means "paper" in Italian. It is a renewable material made only at a paper mill certified by the forest certification system. The placket and cuffs are knitted in a basket-like pattern that makes use of the characteristics of Karuta.