Fellowes Comb Binding Starter Kit 50 Document Pack (5290301) Fellowes Comb Binding Kit - Ultra Pack 50. The ultimate comb binding supplies solution! Create fifty bound documents up to 60 pages long Includes fifteen  white combs, fifteen 5/16 blue combs, and twenty 3/8 black combs Includes fifty clear front covers and fifty opaque rear covers (blue, black and white)