GBC - ProClick 5/16" Plastic Binding Spine Comb, 45 Sheet Capacity, 100/Box - Black

Give a sleek look to marketing materials or business reports with these black spines. They're capable of holding up to 45 sheets, so you can use them for multipage workbooks, and these GBC binding spines let sheets sit flat with a 360 degree rotation for convenient note-taking and photocopying.