Post-it Super Sticky Z-Notes hold stronger and last longer. They have 2x the sticking power of Post-it Original Notes so you can be sure that your message gets through. Great for vertical and hard to stick to surfaces, these self stick Z-Notes let you scribble down your thoughts in a flash - great when you're on the phone or have your hands full. These colorful Super Sticky Z-notes are super strong, super versatile and designed to make your messages stand out. Post-it Super Sticky Z-Notes in combination with the practical & stylish design of the dispenser make it even easier to grab a note. Made with PEFC certified paper, sourced from certified, renewable and responsibly managed forests, with a 60 % renewable resource adhesive from a plant that regrows annually.