How to : these white inserts can be put inside the vertical slots of colorful plastic tabs, then insert the tabs into your hanging files Good fit: the tabs have the bumps along the edge, which make tabs and Inserts paper fit properly to not move around and off Easy to read: the inserts are enough to write more than one name on files and see file names from a distance Applications: applied to files sorting and quick identification of hanging files, convenient to know what document is in folder of opening up the folder to find out Wide applications: These tabs and inserts are useful to store and keep track of files, suitable for offices, schools, , home , and let you create your own system for quick identification of hanging files. Note: The unit of the white insert is "the number of cells", not the "number of sheets" Inserts size: 2 inch colour: transparent + red + orange + yellow + green + white Material: PVC Package Contents: 10 x Colorful hanging folder angle tabs (red) 10 x Colorful hanging folder angle tabs (orange) 10 x Colorful hanging folder angle tabs (yellow) 10 x Colorful hanging folder angle tabs (green) 10 x Colorful hanging folder angle tabs (blue) 10 x Colorful hanging folder angle tabs (transparent white) 120 grids x White hanging folder inserts Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.