[Durable]:The metal erasable pen can be replaced with a compressed nib to up to 100 pencils, without sharpening or replacing the pen core; without consuming wood, this will be your major contribution to environmental protection. You can also purchase the nib separately.[Easy to use]: No need to sharpen pencils, no ink, the nib is made of alloy material, it is not easy to when using, writing is convenient, the pen holder is non-, and the grip feels comfortable, suitable for adults and children.[Practical Gifts]: These metal inkless writing core can be used as practical gifts for children, students, teachers, , etc., as as gifts for important holidays such as Christmas and New Year.[Portable inkless pen]: No need to sharpen a knife, no ink. you with convenient writing, no need to worry about ink interruption. Non- pen holder; sturdy pen holder; comfortable grip. and sophisticated design.[Everlasting Pencil Replaceable Head]:A drawing , top-quality pencil for writing, drawing. This multipurpose artist pencil will keep you sketching, crafting fine, detailed illustrations, shading, adding texture, etc like .Colour:blackMaterial:MetalSize:5 x 3 x 2 cmPackage Contents:14 * Inkless Pencil Tip