BOOK COVER

PROBLEM TO BE SOLVED: To provide a book cover by a simple configuration capable of adjusting a size according to various book sizes and preventing misalignment and come-off from a book by reliably holding a cover of the book.SOLUTION: In the book cover, a folding part 2f of a cover body 2 is placed on a base 2g so that a blank 2h where the base 2g is not covered with the folding part 2f is formed, a first hook-and-loop fastener 4 is provided at the edge of the side of a first side 2a of the folding part 2f so as to extend along the first side 2a, a second hook-and-loop fastener 6 is provided at the edge of the side of a second side 2b of the folding part 2f so as to extend along the second side 2b, a third hook-and-loop fastener 8 is provided at a part of the blank 2h where it overlaps with the first hook-and-loop fastener 4 when the blank 2h is folded back on the folding part 2f, and a fourth hook-and-loop fastener 10 is provided at a part of the blank 2h where it overlaps with the second hook-and-loop fastener 6 when the blank 2h is folded back on the folding part 2f.