Dong-A Anyball 4-color ballpoint pen provides a smooth writing experience with a 0.7mm line. It features a black body containing 4 colors for efficient writing. The rubber material with excellent grip reduces hand fatigue even during long use. It is highly useful for office or study purposes and is great for custom logo printing as promotional items for companies or academies. For bulk orders, you can receive detailed guidance on printing specifications and production lead times through a separate consultation.