10 COLORS. Features 10 vibrant and distinct ink colors in one pen; perfect for adding a splash of color to your notes, drawings, or crafts; diverse colors make it simple and easy for color-coding RETRACTABLE. Easily switch between colors with a simple click, ensuring smooth transitions and convenience without the need for multiple pens and caps, reducing the risk of accidental ink stains BOLD 1.0MM. Equipped with a 1mm bold point size, these color pens provide clear and bold lines that are perfect for making your writing stand out on your projects, journal, planner, and more! SMOOTH INK. Ensures a consistent, skip-free writing experience with high-quality ink that glides effortlessly on paper, perfect for detailed work and everyday writing; performance you can depend on VERSATILE. Ideal for a variety of tasks including note-taking, journaling, drawing, writing, and more, making it a practical multi color pen tool for school, work, and creative projects in one package