The Uni Jetstream Three Ink Ballpoint Pen in Dark Olive combines a sleek, contemporary design with the practicality of three ink colors. With a 0.7mm tip, this pen delivers smooth and precise writing, making it perfect for professionals and students alike. Its unique design features a large top button for easy access to the black ink, along with smaller, well-placed slide buttons for the blue and red ink components. The ergonomic rubber grip ensures maximum comfort during extended writing sessions.