SUPERTOOL Notebook Binder Ruler A5 6-Ring Page Marker Ruler Black Plastic Filofax A5 Ruler for Journal Magazine Notebook (Clear, 1Pcs) by Amazon.co.uk

• For A5 6-holes binder-ring planner, notebook

• Soft ruler, high flexibility, not only daily measure accurate, but also can measure curved surface

• PVC scrub material, not easy broken, can be act as a bookmark or page separator to recognize at a glance

• Light and ultra-thin, do not increase the extra weight, easy to take, rule's edge holes perfect fits into A6 6 holes loose-leaf bookmarks

• Perfect for school, business, office and writing, drawings, sketching journaling, note-taking, poetry, Work records, study notes, mood diary travel or outdoor adventure and more