What is suitable for hard copy of Copybook for calligraphy?

Bristle.

Hard hair will be more powerful to use and can be practiced better, so hard Mao Mao pen Copybook for calligraphy is suitable for hard pen.

The main feature of running script is that he doesn't use a pen to mystify himself, and the path of using a pen to start, transport and collect a pen is very clear. Every stroke is clearly explained. His running script is round in shape, full of bones and muscles, gorgeous and vigorous in stippling, and the connection between stippling and stippling is very close, with beautiful figure and strong bones. Moreover, his word structure is rigorous, horizontal and vertical, stretching and focusing, and reading Zhao Meng's running script is really a great enjoyment.