Thank you for looking. ☆This was made for the Shinsyo-ban size, but 　Shinsyo-ban books come in various sizes. 　Please be sure to check the size of your book 　before purchasing. 　It cannot be used for books that are 182mm in height. Outer fabric: Cotton ox (with fusible interfacing) Lining fabric: Cotton I make these as a hobby when I find fabrics I like. Please refrain from purchasing if you are concerned about minor imperfections such as warping, or if you are looking for a perfect item.