If it has been over 3 weeks (domestic) or 8 weeks (international) from your shipment confirmed date, please contact us at support@paperkumaco.com to see if we can do anything.Please note, PAPERKUMACO is NOT responsible for lost mail. We are not able to provide any refunds if your order gets lost. Once your item has been marked as shipped, we no longer can control it and it is the post office's responsibility. By making a purchase with our shop, you acknowledge this risk.If you are worried about your package getting lost, we recommend that you get insurance for your package. For domestic orders, you can add insurance by choosing priority mail (up to $100) at checkout. For international orders, please contact us to purchase insurance for your order.