This is a single, standard edition CD. It is unopened and still has the shrink wrap with the obi strip. Available for immediate purchase. Sakurazaka46 UDAGAWA GENERATION Returns and exchanges are not accepted. While I will protect the item with bubble wrap, there is a possibility that the outer envelope may be crushed when it is put in the mailbox via Yu-Packet Post Mini envelope. If you are concerned about this, please refrain from purchasing.