The my.book flex is the new product innovation from herlitz: The modular system includes reusable and stable protective covers, replaceable paper inserts as well as different coloured holding and closing rubbers. Thanks to the combinable modules, the unique notebook adapts effortlessly to all the challenges of everyday life and is as individual as its users. Plastic interchangeable cover with rounded corners. Wood-free paper, white. Lined and squared, 40 sheets each. Perforated. Micro-perforation. With rubber closure.