This line refill paper size of 7" x 9.25" , per color 40 sheets, total in 200 sheets/400 pages for 400 days, improve your productivity with this daily organizer. Loose leaf paper perfectly fits 9-Disc Classic Happy Planners, NOTIQ Midi 9-Disc (L2), Inkwell Press such as The Happy Planners, ARC by Staples, Levenger Circa, TUL, etc. Refill paper is used to high quality 80gsm pure white premium acid-free paper, so you can confidently use most pens, pencils, and markers without ghosting and bleed-through. This refill line paper for school notes, meeting notes, or any form of writing, our Ruled Sheets have subtle gray lines spaced by a quarter inch.