Mitsubishi Pencil Jetstream Refill SXR-80-07K [Black, 20 pieces] 1480 yen The outer box of the ballpoint pen is not included. Purchase without comment is OK. 10% more ink than SXR-80. Lowest Price Guarantee: A project to offer at a lower price than other sites. If you would like to order in bulk, please feel free to contact us. ■ This is a 0.7mm black ink refill for Jetstream multi-color/multi-function pens. Jetstream is very different from conventional oil-based ballpoint pens, offering a smooth writing feel and quick-drying properties, allowing you to draw clear, dark lines smoothly and effortlessly.