Miquelrius Notebook A4 (210 x 297 mm) Covers: Cardboard lined with matt laminate, compact and durable. Spiral: Continuous metal that allows the flat opening of the notebook, in addition to full turning, and with coilock closure that prevents snags. Inner paper: extra opaque 90gsm prevents ink from bleeding and dries quickly. Sheets: 80 sheets with 1 color band on the side, ideal for classifying notes and using a color for each subject; header for titles; micro-perforated for a clean start and 4 holes for filing. Striped: Horizontal 7 mm.