Why is the ancient ceramic hip flask so heavy?

First, the ceramic itself is very heavy, and the wall thickness of the twenty-hip flask is very thick, which is heavier than ordinary hip flask.

Hip flask, English hip flask, wine pot. It has a long history and was born after human beings made wine. There are all kinds of classifications and different materials all over the world.

Meanwhile, it has artistic appreciation value. In ancient China, it was used for drinking and pouring wine. It was called cupping from the Ming Dynasty to the mid-Qing Dynasty and hip flask from the late Qing Dynasty to the Republic of China.