There are threads on the back. Please check the photos. =Shipping not available on weekends and holidays. To prevent trouble.= I don't always have my phone with me, so I may be slow to reply. Time指定 is not possible. If you purchase multiple items with the same ID, they will be shipped together. Basically, it will be Yu-Pack (prepaid). If you prefer separate shipping, please contact me via the transaction message after your purchase. If there is no contact, they will be shipped together. For combined shipping with a different ID, please contact me. _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Carpets that can be folded will be folded for shipping. _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Shipping is done as needed, but it can be busy. It may take some time. Thank you for your understanding.