Hardcover card books and soft inserts, envelopes, albums, books, covers, album display models, cassb

Hardcover card books and soft inserts, envelopes, albums, books, covers, album display models, cassboxes, drawer box structures

This box type is a structure for hardcover books with paper envelopes.
Hardcover books are a way of binding a book with a protective hard-bottomed cover (commonly made of cardboard, with leathers such as fabric, thick paper or calfleather). Hardcover books are a beautiful, easy-to-save book, with a very high collection value, so book collectors and libraries like hardcover books.
Soft insert scase, paper paper folding, drawer outer envelope, as a book cover, protection hardcover card book.