1. This zippered book cover for book lovers is made of polyester fiber and quality, smooth zippers. The fabric is comfortable, feels smooth, doesn't fade, is resistant to deformation, won't warp or shrink, and is lightweight, durable, and wearresistant. Professional stitching techniques and smooth zipper straps make this zippered book cover more delicate and longlasting. 2. The book cover features a zipper to prevent your book from falling out. This hardcover book cover has a portable side strap for easy carrying when going out. These designs help prevent the loss of your books and other items, making it both thoughtful and practical. 3. The size is 22 x 29 cm. Our book covers are suitable for standard hardcover books/notebooks/journals, etc. Not only does it protect your book, but it also serves as a compact storage pouch. Small, foldable, and easy to carry, it can easily fit into your bag. 4. There is a pocket on the front of this hardcover book cover. You can store pens, rulers, notes, small journals, stationery, glasses, bookmarks, or even some small decorative accessories. This makes it easier for you to take reading notes while enjoying your book.