Description These are neutral pen refill replacements, which is made of premium plastic material, making them not easy to break and leak. Suitable for sending it as a gift to students and kids, encourage them to study harder, there are different colors for free choosing according to actual needs. Features -Color: As shown.-Material: Plastic.-Size: About13.00X0.36X0.36cm/5.11X0.14X0.14inch.-Made of high grade plastic material, makes them durable and not easy to leak.-There are large quantity, satisfying your long-term writing and study requirements.-They are lightweight and small, you can take along and won't cause you much pressure.-Easy to replace and use, different colors for free choosing according to actual needs.-Premium-quality ink, with high color rendering and flows evenly, good writing experience.Packing list: 24 x gel pen refills