Each pen comes with 6 colors, including black, red, blue, green, orange, and purple inks. You can quickly switch between different colors with a light press, making it fun and practical. Use it to record and mark important information in different colors on papers or books, helping your notes appear clearer and easier to review, which enhances learning and work efficiency. The 0.5mm refill provides smooth writing, and the high-quality ink delivers clean, consistent lines, ideal for tasks requiring neatness and precision. The ballpoint pen features a spring-loaded retractable design and includes a convenient pocket clip to secure it to a notebook, pocket, or clothing for easy access. A thoughtful and practical gift for children, friends, students, office workers, and more.