Post-It Pop-Up Refill Notes Are Designed For Use In Post-It Pop-Up Note Dispensers (Sold Separately). Self-Adhesive Notes Offer The Convenience Of Grabbing Just One Note, With Just One Hand. The Accordion-Style Notes Pop Up One At A Time From A Specially Designed Dispenser (Sold Separately), Keeping Post-It Notes At Your Fingertips. Pads Are The Perfect Size For Notes, Numbers And Lists. Repositionable Adhesive Won'T Mark Paper And Other Surfaces. The Paper In Post-It Notes Is Sourced From Certified, Renewable And Responsibly Managed Forests. Each Pad Contains 100 Sheets..