BELLWORT 4pcs Inkless Pencils, Everlasting Pencil, Inkless Metal Pen, Magic Pencils for Kids, Pencil

Features: INKLESS PENCIL : The reason this metal inkless pen can write without sharpening a knife or ink is because the tip of the pen rubs on the paper, causing the alloy metal molecules to decompose and remain on the surface of the paper; The inkless pen can be applied to most papers. Regardless of temperature or weather conditions, it can keep the handwriting for a long time.