Stick Post-it Notes Super Sticky Notes where they'll really get noticed, like monitors, doors and walls! The 3" x 3" size is great for writing down quick notes, reminders and phone numbers. Eye-catching color palette. These high-quality, super sticky notes are the perfect reminder tool. Super-sticky adhesive holds notes firmly, yet can be easily removed. Note size is approximate. Post-it sticky Pop-Up notes are easy to grab. Super Sticky 3" x 3" Pop-Up notes hold to most surfaces.