Ink Free Permanent Uprights Pencil Technology Unlimited 2-in-1 Perpetual Inkless Pencil & Rollerball Ink Pen Features: Eternal Inkless Pencil: The tip of the inkless pen rubs on the paper to decompose the alloy metal molecules and leave on the surface of the paper. Regardless of temperature or weather conditions, it can keep handwriting for a long time. Durable material: made of high quality materials, writes smoothly, comfortable grip, high quality pencil for writing and drawing.he theoretical writing length of this product is 159 times that of a wooden pencil. 2-IN-1 design: With gel pen core, it can be used interchangeably, and it can be switched between pencil and gel pen. Portable: no sharpening of a knife, no ink. No need to sharpen the pencil, no wood consumption, no writing to end. So you can shorten the time to sharpen or refill. Stylish design: stylish and sophisticated design. Provide comfortable writing, no need to worry about ink interruption. It can be used repeatedly, the eraser can be erased and the pen tip can be replaced. Best Gift: As practical gifts for children, students, artists, teachers, friends, etc. What a brilliant choice for students, painters, artists, teachers, etc. Specification: Material:Plastic Size:16.2CM/6.73in Weight:60g Package including： 1x Inkless pencil 1x Neutral refill 1x Eraser 1x Gift box Pen Celebration Activ Ink Free Permanent Uprights Pencil Technology Unlimited 2-In-1 Perpetual Inkless Pencil & Rollerball Ink Pen 3Ml High-Quality Construction:Our home tools are made from premium materials to ensure durability and long-lasting performance. Each tool is crafted with precision, offering reliable and efficient results for all your home improvement tasks. Versatile and Multi-Functional:Designed to handle a wide range of tasks, our home tools are versatile and multi-functional. Whether you're fixing, assembling, or maintaining, these tools provide the functionality you need for various DIY projects. Ergonomic and User-Friendly:Our home tools feature ergonomic designs that provide a comfortable and secure grip, reducing hand fatigue during extended use. They are user-friendly and designed to make your work easier and more efficient. Compact and Organized Storage:We prioritize convenience and organization.