The skull castle serves as the door, and sharp fangs act as the lock—this is a dark fortress designed exclusively for your desk. The pen barrel itself becomes a sentinel weapon, and within the mysterious Gothic ambiance, even office work feels like an adventure. Who could resist a pen holder that exudes the very aura of a “villain’s lair”? The pens all dutifully nestle inside, as if ready at any moment to embark on a grand tabletop escapade. This bold collision of castle and skull brings the aesthetic of darkness straight onto your desk. 3D printing faithfully captures every intricate detail and texture, making it both a practical pen holder and a distinctive decorative piece.