Wirebound notebook, exclusive, A4, lined, 80 sheets, hardcover, SIGEL "Conceptum", black

• High quality block with strong grooved plates • Spiral binding allows pages to be turned 360 degrees • Lined, A4 format, 80 gsm • Dimensions: 30.1 x 1.8 x 23.6 cm • 160 perforated pages (4 holes) and microperforations • Made of high quality paper • PEFC certificate • A flap on the back of the tables • Black color