Classification File Organizer functions like the perfect folder, complete with cover tabs and dividers for easy titling. Durable, filing folders are ideal for keeping important documents in their place. Each folder is made from 25 point recycled pressboard with expandable, color-matched Tyvek reinforcements. Unique partition helps create four filing surfaces - each with a 1" zipper size - to maximize your filing opportunities. Each folder expands 2" to hold a thick stack of your important documents.