Vegetal ash glaze is a very ancient glaze. The ash remaining after the vegetation is burned has been screened and washed many times as the basic raw material for glaze matching. Originally, dead wood and branches were used as fuel for wood-burning pottery in the forest. The kiln process originally left ash. These seemingly useless ash actually contained rich mineral elements. They were collected and prepared into glazes, and melted at high temperature After the formation of grass gray glaze. During the modulation process, the clay containing iron ore is added to make the burned utensils penetrate the iron spots, so that the work is presented with simplicity and simplicity, and the combination of grass and wood enamel and utensils is more charming. Not only shows a part of the natural cycle, but also the appearance of glaze color from the material is a coquettishness given by nature. Other notes: ＊ The non-mechanical workmanship is consistent, with irregular hand-made traces. The pottery glaze is fired at high temperature, or has fine pinholes, small quartz particles, and glaze color flow, etc. It is a rustic feature of hand-made products. Please acknowledge the buyer . ＊ The pictures of the works are all taken with real products. It is inevitable that there will be chromatic aberration in photo shooting and various screens and different ambient light sources.