Description These are neutral Pen Refill replacements, which are made of safe material, making them not easy to break and leak. Suitable for sending it as a gift to students and teens, encourage them to study harder .A perfect gift choice for your family, friends or colleagues, they will like them a lot. Features - Color: Blue -Material:PP - Size: 11.40X0.20X0.20cm/4.48X0.08X0.08in -Note:blue refill -Using safe materials, they are strong and durable, support long-term use. -Portable and light in weight, and these Ballpoint Pen Refills are easy and convenient to carry and take. -The fine workmanship of our product will bring you a good using experience. -The pen tip will not scratch notebooks and greeting cards, and is safe and durable. -These pen refills are easy and convenient to be installed and detached from gel pen. Package list: 20 x Pen Refills