Oxford Blank Write On Binder Dividers are an inexpensive, easy way to organize your binder. Write directly on the bright white tabs in pen or pencil. Twenty 5 tab sets let you sub-divide and quickly arrange your binders for maximum efficiency. Prepare a new handwritten tab in seconds to keep your 3 ring binder fresh and up to date. Dividers are made of sturdy white index paper intended for everyday use. Fits standard binders with 8-1/2" x 11" papers. A binder accessories staple! Stock up for office binders, school supplies, homeschool or home office use. 5 Dividers per set, 20 sets, 100 dividers.