A notebook band with a penholder, developed for B6- and A5-sized books and booklets. The transparent plate can be used as a page divider and is equipped with a ruler, a 180-degree protractor and and measure printing, allowing to determine 11 different font sizes. It is fixed on a book with the rubber band, both keeping the book close and having a pen always at hand. From Craft Design Technology, made in Japan.
