Humans are naturally inclined to put labels on almost anything. From writing on park benches, to doodling on walls, to putting a tattoo of one's face or name on skin. Continue doing a scribbling spree with : grab a cool "Clomana Any Surface Engraver Pen" Works like the usual pen, this allows you to write , etch and engrave on wood, metal, plastic, leather, glass, rings, silver pieces, ornaments, gadgets, electronics, accessories, watches, bakeware, bracelet, stencil, bowl, jewelry, plate, rock, metal and just about almost anything.