Hii you can use in any 3D software and you can use any texture for this books but you have to change texture size to the project file texture so you can you any book texture for this two books. It utilizes a durable plastic or metal coil that is inserted and twisted through small holes punched along the spinal edge of the book's cover and pages. The coil joins the pages and cover as an assembly, yet still allows them to open freely.