Super Value Set: You will receive 20 sheets of sticky notes tabs, and each sheet has 12 pieces tabs in assorted colors, totally 420 pcs in number, which are beautiful and vivid colors, making it eye-catching and easy to identify different pages and fast to find the points.Premium Material: Made of superior thickened writing paper material, features environment friendly, thickness, tear proof, not easy to wear or bend, reliable and can withstand for daily use, you can use a pencil, pen, fountain pen, neutral pen or oily pen to write smoothly on our bookmarks.How to Use: The index tabs are easy to use, they have pre-cut line, it is easy to peel off, plus. They are self-adhesive, just peel off the backing paper and stick to the page you want to mark, and then write for identifying.Mark Content Easily: Thecolor index labels are writable, you can write for both sides with pencil or pens, most fit for the paper, convenient for reminding and recording of your important events, perfect for students, teachers and office staff.Variety of Use: Our bookmark label are widely used for file classification, important information reminder, reading notes, book label, folder highlighting, diary remarks, directory index, important file mark and paper identification, chat annotation.