Fellowes® Plastic Comb Bindings, 3/4" Diameter, 150 Sheet Capacity, Navy, 100/Pack (FEL52392) Pack of 100Use these versatile Fellowes binding combs to get a professional edge! With these plastic comb binding combs, you can create easy to handle documents with a high quality, custom look. Use at home, or in the home office, school, churches or anywhere else you can think, to organize all of your important documents. For use with Fellowes or any other standard 19 ring comb binding system.