The Winsor & Newton Designers Calligraphy Ink is a high-quality, water-based ink that is perfect for creating beautiful calligraphy. This 30ml bottle of Blue Black ink is ideal for use with dip pens, brushes, and airbrushes. The ink is lightfast and waterproof, so your artwork will remain vibrant and long-lasting. The ink is also non-clogging, so it won’t clog up your pen or brush. The ink is also non-toxic, making it safe to use.This ink is perfect for creating stunning calligraphy pieces. It is easy to use and can be used on a variety of surfaces, including paper, wood, and fabric. The ink is also great for creating unique lettering and designs. The ink is also great for creating beautiful illustrations and artwork.To use the ink, simply dip your pen or brush into the bottle and start writing or painting. The ink is easy to clean up with water and soap. The ink is also easy to store, as it comes in a convenient 30ml bottle.The Winsor & Newton Designers Calligraphy Ink is a great choice for anyone looking to create beautiful calligraphy pieces. The ink is lightfast and waterproof, so your artwork will remain vibrant and long-lasting. The ink is also non-clogging and non-toxic, making it safe to use. The ink is easy to use and can be used on a variety of surfaces.