Introducing the Astronaut Style 10 Colour Ballpoint Pen - your ultimate multi-colour pen for bullet journaling. These vibrant pens enable effortless color-switching without jamming. Simply slide down the button to lock your chosen color in place, and when you're ready for a change, slide another button to reveal a new hue. This ingenious design comes in equally favored colors, making it an ideal gift for kids, students, nurses, and more. Now available in Bangladesh, experience the creativity this pen unlocks.