Once you have your binding covers picked out use these binding spines to keep your documents and presentations neatly bound Durable construction ensures that your finished document is both fully functional and long lasting Permanent spines allow your pages to lie flat to keep them manageable and easy to read Sturdy plastic material will not scratch peel chip or discolor for lasting durability Binding spines are designed for any comb style binding machine Specifications . Color Black. Size 1 in