The HERMA notebook cover X made of robust cardboard is unique and mysterious. The bright, refined X on the front represents the variable in mathematics, a code for a secret, a creative element, or an unknown that pertains to the content of the notebook being protected. The notebook cover from the X series is not just a simple protective sleeve, but a gateway to a world full of adventures and secrets, mystical and diverse. This dark green notebook cover X is in A4 format and is adorned with artistic hexagons filled with fine leaf structures, creating a fascinating organic texture. The view of the cool design with the bright, refined X unleashes creativity and effortlessly brings thoughts to paper. Whether in school, while studying, or in leisure time – this notebook cover is the perfect companion for anyone seeking something special: the new X series.