Make sure to keep a hard copy of all your contacts tucked away somewhere in your desk---technology mishaps happen! Back up your contacts with that old rotary filing index and fill it with these file cards. The finished size is 2.125" x 4" and are available in two different card stock thicknesses: 65 and 67 lb., along with a wide variety of colors. This layout specifically has four index cards per page, with 250 sheets in a ream, yielding a total of 1000 individual cards. These file cards will work on all copiers, digital, laser, inkjet, and offset printers. The perforations tear off easily and will give a smooth edge. The customizations are endless! * Other paper stocks and colors are available on request