A mortar made of cast iron. It is a set of the mortar and pestle. Put spices such as pepper and flavored vegetables such as garlic in a pot and crush them with a pestle before use. The coloring is a traditional technique of lacquer baking. After use, wipe off any water after washing and store in a dry place. Please note that moisture can cause rust. Also, use a cloth or another rugs under the iron bowl to prevent the table from being damaged.