Proper Size: Book sleeve measures approximately 8.6611.02 inch(2228cm), designed with stylish and innovative patterns, fits most self published books, standard hardbacks and large paperbacks. Note: Please confirm the size before purchasing. With Zipper and Extra Pockets: Book Covers features a smooth zipper and extra pockets can prevents books from slipping out and from dust or torn and bent pages, extra sleeve pocket can also hold pens, glasses, bookmarks, notepad, headphones and other accessories. Fabric Cloth Book Sleeves: Book pouch protector is made of fabric cloth, reusable and wear-resistant, not easy to deformation and contraction, light weight, can protect your book well. Waterproof Book Sleeves: Book protector pouch is washable, can use for a long time, black lining is dirt resistant and waterproof, not easy to wet, can add extra protection. Gifts Ideas: Book cover is the perfect gift for book lovers day, graduation, book club, Christmas, Birthday, Mothers Day, Boss Day, teachers appreciation, Halloween. You can share it with your best friend, mom, sister, teacher, student, bookworm friend, librarian. Book protector can also as book lovers gifts, bookish gifts, animal lovers gifts, witch gifts, goth gifts.