This is a practical 3D-printed pen holder designed to be mounted on a vertical surface for convenient access. The holder features a compact rectangular shape with multiple compartments, allowing different pens and markers to be organized neatly. Made from a light-blue, slightly translucent material, it has a clean and modern appearance. Its wall-mounted design helps save desk space while keeping writing tools within easy reach. This simple yet functional organizer is ideal for use in workspaces, study areas, or on cabinet doors.