These brush pens double as inking pens and fine tip watercolor brushes. The colors dry lightfast and waterproof, and are highly blendable when wet. Whether using these pens for portraiture, lettering, design or manga, you will be delighted with the vibrant colors and flexible, delicate tip. This pen set is ideal for graphic artists, designers, illustrators and architects. This set features a nature themed color palette that provides you with all you need for working with landscapes or natural forms!