Writing supplies are essential for any writer, and include items such as INKS. INKS are liquids used to create writing on paper or other surfaces. They come in a variety of colors and can be used to create a variety of effects. INKS are often used in calligraphy, drawing, and other forms of art. They are also used in printing and other types of commercial production. INKS are available in both water-based and oil-based varieties, and can be found in a variety of stores.