BTS BT21 Character Jet Stream 3-Color Ballpoint Pen 9-Pack 9-piece set. Weekends are not available because post office is closed. Thank you for your understanding.International Buyers - Please Note. This item is in the category "Collectibles\Pens & Writing Instruments\Pens\Ballpoint Pens\Other Collectible Ballpoint".growth" and is located in this country: JP. This item can be shipped to North, South, or Latin America, all countries in Europe, all countries in continental Asia, Australia.