What is good for calligraphy practice? What is magic water-writing cloth? Hygiene and environmental protection, is it made of rice paper? Save?

Beginners use yellow plaid papyrus, and they can use Xuan paper after learning running script. Magic water writing cloth, as its name implies, is a kind of thin cloth with a black surface and Mi Zige. When you write on it with a brush dipped in water, it will leave a mark and dry quickly, so it can be reused, saving paper and ink.