Self-Adhesive Folder Dividers with Twin-Prong Fasteners for Top/End Tab Folders, 1 Fastener, Letter Size, Manila, 25/Pack Transform standard folders into divided or classification folders. Smead® 68025 and 68027 have a crimp-on fastener allowing papers to be attached to front and back of divider. SMD 68030 has a pocket on front and back of divider. Heavyweight Manila for extra durability.