Smead® Manila End Tab Folder Divider With Fastener Add And Remove Sections, As Needed. Punched Hinge At The Top Fits Over The Fastener On The Divider Beneath It, Then The Bottom Divider Fits Over The Fastener In The File Folder. This Letter-Size, 8-1/2" X 11" End Tab Folder Helps Keep Your Filing Cabinets More Organized.