Pen holder calendar

Pen holder calendar or calendar pen holder, hope everyone likes it~Boost Me Printing precautions:1. When printing the main body, try to have at least 5 layers of walls, so that the two pillars are more sturdy.2. The tolerance of the circular ring is relatively small, and it may be connected together after printing. You can use an art knife to cut it once and then pull it apart. If it is difficult to make, you can simply cut it at the connection without affecting its use.