describe: Sufficient Quantity: There are 20 retractable ballpoint pen refills in the package, enough for you to use and replace in your daily life for your writing, study and work needs High Quality Material: The retractable ballpoint pen refill shell is made of high-quality plastic, and the inner ink is also made of high-quality material, with high color rendering and even flow, so the whole ballpoint pen refill is very durable, allowing you to write smoothly on paper. In order to prevent ink leakage caused by transportation, we specially added sealing wax to the nib Easy to use: The retractable ballpoint pen refill is very convenient to use and can be cut as needed, first prepare the box where the refill needs to be replaced, then compare the length of the sleeve and the refill, if the length of the refill is too long, you can cut it the length of the pen to fit the pen case, and finally put it in the box and it is ready to use PRACTICAL GIFT: This retractable ballpoint pen refill set can be used not only as your own spare refill, but also as a gift to relatives, classmates, colleagues and friends who have retractable ballpoint pens; it must be a useful and thoughtful gift Specification: Style: as shown in the main picture Size: 11cm Quantity: 20 score: Due to different lighting and screen settings, the color of the item may be slightly different from the picture. Please allow for slight size differences due to manual measurements. The package includes: Refill*20 Office Supplies Pens Ballpoint Pens