The long strip outside the book cover is called waist seal, which has the following functions:

The waist seal of a book is actually a paper tape wrapped on the surface of the book, just like an ornament, which can make the whole book look more high-end and elegant. Generally, the girdle is not as big as the whole book, only about 0/3 of the height of 65438+ book is suitable, and of course there are some slightly larger ones.

On the surface of the waist seal, some books-related words or pictures will be printed as publicity to make up for the lack of text decoration and make the whole book look more beautiful and more attractive to readers. Therefore, this kind of waist seal is like a business card of this book, which can generally enhance the value of the book and set off more elegant quality. Of course, it is also a way of advertising.

Characteristics of waist seal: waist seal is generally made of paper, which is strong. Wrapped around the waist of the book cover, its width is generally equivalent to one-third of the height of the book, but it can be larger; The length should not only reach the front cover, spine and back cover, but also reach one fold on each side.

The waist seal can be printed with promotional words related to the book. The main function of waist seal is to decorate the cover or supplement the lack of cover performance. Generally used in hardcover books.