Show off the spine of a champion with binder spine inserts for three ring binders. Customization is a snap with free templates, fonts & designs on the Avery (R) site. Print completed spine inserts on a laser or inkjet printer. Microperforated sheets of cardstock separate easily & have smooth clean edges. Sturdy cardstock makes them easier to insert into the view binder spine. Use label binder spines for meetings, clients, personal reference or any of a host of other uses. Spine ID inserts are perfect for organizing binders at home, school or work. Spine Width: 0.5"; Color(s): White; Machine Compatibility: Laser Printers; Inkjet Printers; Quantity: 80 / Pack.