How to wrap a book cover with four corners?

1. Step 1: Prepare the book cover according to the size of the book.

Step 2: Fold the cover paper in half and put the book in.

Step 3: Fold a corner and turn it down.

Step 4: Fold the other corner in the same way.

Step 5: Cut a rectangle at the spine with scissors.

6. Step 6: Fold the cut rectangle inward.

7. Step 7: Do the same for the other side.

8. Step 8: Wrap cover paper on the book cover.

9. Step 9: Follow the above method.

10, and the final effect is shown in the figure below.