Martha Stewart Home Office with Avery 5 Tab Plastic Dividers for Small Binders, 5 1/2 X 8 1/2 Inches, 2 Packs of 5 Dividers Martha Stewart Home Office 5 Tab Plastic Dividers for Small Binders, 5 1/2 X 8 1/2 Inches, 2 Packs of 5 Dividers Customize entire divider with ballpoint pen or marker Side-tab format. Pre-punched to fit many small-format binders Includes 2 packs with 5 dividers per pack