material There are 300 sticky notes, the size is 2.95 x 2.95 inches. Our self-adhesive sticky notes are made with an upgraded material, PET with a smooth plastic surface. Therefore we recommend using ballpoint pens, gel pens and pencils. Transparent Design Traditional post-it notes cover the text on the book, our self-stick notes are transparent and won't cover anything else, and the text on the bottom is clearly visible. You can post it anywhere. Strong sticky clear self-adhesive notes are made of paper and improved adhesive, the adhesive strength is very good, reusable, no residue when peeled off. Easy to use Self-adhesive size The self-adhesive sticky notes are medium in size, can be put into bags, backpacks, and easy to carry. If you are using self-adhesive stickers, just peel them off and stick where you want to mark, then write notes with a pen. Wide Application Our clear sticky notes set can be used in school, office and home. Perfect for walls, doors, computer monitors. Organize your time better with study sticky notes. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia