GBC ZipBind Easy-Editing Binding Spines, 1/2", 85 Sheet Capacity, Frost, 100/Pack

Plastic Binding Combs/Zip Binds were designed for use with GBC Plastic Binding Systems. Each comb is 11"" tall and available in a variety of spine widths for up to 300 sheets binding. Easily add or remove pages. Extends the full length of the book, and protects the edge of the pages.1/2” spine diameter85 sheet capacity