Brush pen for calligraphy and hand lettering. Watercolor brush pen with ink reservoir. High-quality brush tip made of nylon fibers. Watercolor ink with vibrant, bright colors. Suitable for calligraphy, cartoons, sketches, and much more. Refillable pen. The ink flow can be increased with gentle pressure. The finished watercolor ink is already included in the Colour Brush pen. The strong, vibrant dye-based ink can be used straight for particularly intense colors on paper. When diluted with water, it creates a variety of shades for detailed watercolor work. The Colour Brush is suitable for creating illustrations and sketches, and is also a valuable companion for large brush lettering. By applying light pressure to the soft plastic casing, the ink flow can be enhanced. To reshape the tip, place it in hot (not boiling) water. Innovative and proven writing instruments for everyday use. The company Pentel was founded in 1946 and initially focused on the production of watercolor and oil paints as well as drawing pencils for kindergartens and schools. Numerous achievements in the world of writing and painting products are attributed to its own research and development laboratory. Examples include the first 0.9 mm fine lead for mechanical pencils, the first fiber tip pen SignPen, the first ink roller Ball Pentel, and the first correction fluid with a writing tip instead of a brush. For over 70 years, Pentel has been continuously working on new and further developments that make our daily lives easier, especially in writing, drawing, and painting.