Colored-coded folders with write-on tab help you divide, organize and color-code projects. Made of heavyweight archival-quality polypropylene. Write-on, color-coded tab accepts markings from pencil, ballpoint pen or permanent marker. Folders open on two sides for easy access and feature reduced glare. Unique gusseted corner design allows folders to expand to hold up to 100 pages. Folders are designed for letter-size document storage.