Chinese Calligraphy bottle Ink (100g) Good quality black ink for Chinese calligraphy writing and Chinese painting. You can dilute the ink by adding water. To maintain the quality of the ink, please do not pour the remaining ink into the bottle after diluted. Please take care when using the ink, if it stain on your clothes will be hard to wash it off. If the ink condensed during winter month, you can always immerse the whole bottle in warm water for a few minutes.