This Post-it Strong Index provides an easy way to mark and highlight important information in an instant. With Post-it removable adhesive, you can easily apply, remove and readjust the index tabs as necessary, whether you're highlighting parts of a document or marking relevant pages in a book. These full colour, 25mm (1 inch) tabs also feature a writable surface for adding a note - great for providing tabbed separations in big files. The durable, extra thick tabs are designed for long lasting use. This pack contains 66 index tabs in red, yellow and blue.