The invisible mechanism in the spine holds from 1 to 100 sheets without hole punches. It is easy to learn how to use it. It is the simplest way to “bind a book“ by yourself. Linen cover. Size .21,5 x 30,5 cm.
2cm back width, linen cover, inner black photo mounting board, available in A3 portrait in black,
...with narrow back, book linen cover interior and exterior for presentations, menus with lower capacity, in 4 formats