When your pencil become too short to grip insert the pencil into the pencil cap to continue using the pencil . When the pencil become really short and could even not be pulled out from the cap, push the other ends of the cap to easily eject the pencil . The two ends of the cap are with one inner round sleeve and the other inner hexagon sleeve, which all with The inner round ends fit for round pencil and the inner hexagon ends fit for hexagonal pencil. As for the triangular pencil, look for the proper angle of the both ends to insert. In fact the two ends are suitable for all kinds of different sharp of pencil. You can always find a proper way to fit your pencil. As clever as you, just use your imagination and creativity to find the different way!
