Specialty pens are unique writing instruments designed for specific purposes or effects. They come in various styles, including fountain pens, gel pens, and calligraphy pens, each offering distinct features that enhance the writing experience. These pens often use specialized ink formulations, allowing for smoother writing or vibrant colors. Many artists and professionals use specialty pens for tasks like illustration, hand lettering, or journaling. Some pens are designed for particular surfaces, such as metal or plastic, while others may have unique nibs or tips for different line widths. Overall, specialty pens cater to diverse needs and preferences in writing and art.