This daily planner refill is undated, size of 8.5" x 11", you can start using it at any time without wasting a page. This refill planner with 100 sheets/200 pages for 200 days. With compatible with Staples Arc, Office Depot TUL, Talia, Levenger, Happy Planner, and other 11 discs letter size discbound notebooks. The daily refill paper is used to high quality 100gsm pure white premium acid-free paper, so you can confidently use most pens, pencils, and markers without ghosting and bleed-through.day planner refill page includes space for 5 top priorities, 13 to do list, daily schedule from 6am-11pm, notes&ideas and water intake. This to do list planner refill con help you to save time and achieve your goals.