Why is the spine of my book not glued? Jennifer September 20, 2023 23:36 Updated We intentionally apply less glue and tape at the spine area. This allows the photobook to open, close, and stretch without ripping. So therefore, this is NOT a defect, but a mandatory part of our book's design that serves a critical function. Related articles What are your End Paper and Fly Sheet options? What is the difference between Lustre and Metallic photo paper? What is the difference between the Layflat Photo Book and the Flush Mount Album? Can I use other album maker software to design my book? Why are the pages of my Layflat Photo Book not laying flat?