Look no further for one of the smartest, most innovative hanging folders around. Features SureHook technology with revolutionary built-in tension springs. Rods bend less while folders stay on rails and slide with ease. Rods and hooks are stronger and sturdier. Folders work with existing systems. Patented polylaminate reinforced tops and bottoms provide strength. Lighter interior colors help prevent misfiles. Includes tabs and inserts. Folder Size Type: Letter; Max Folder Expansion: 0.75″; Folder Color: Blue; Color Family: Blue.