Thank you for viewing. This item was found while organizing my house. Size: Approximately 18cm x 23cm x 3cm ① Easily stores 48 sheets x 3 books = 144 sheets of postcard-size prints, photo greeting cards, and printed postcards! ② Beautiful and durable cover and highly transparent film pockets, so you can see and preserve them clearly, and it's easy to replace them! ③ Easy to sort and organize with the lovely three-color pastel cover! ④ Handy size, so it doesn't take up much storage space and is convenient to carry! Plus, it comes with a cover for a set of 3 books, making it easy to store and take out! No comment, instant purchase OK. Thank you for considering purchasing.