Stalogy Editors Series 365 Days Notebook - BlackThe Stalogy 365 Days Notebook is designed for the minimalist. With a very simple layout, you can plan your entire year, one page per day. Very thin pages, compact grid format, and a flexible lay flat binding are highlights of the notebook's user friendly design. Available in four sizes, the planner is undated, so you can start whenever you like. Small A6 14. 8 cm x 10. 5 cm 5. 8" x 4" Medium B6 18. 2 cm x 12. 4 cm 7. 2" x 5" Large A5 21 cm x 14. 8 cm