Eco-friendly, index tab dividers are 100 percent recyclable and recycled so you create zero waste. Three-hole punched design makes them ideal for ReBinder recycled three-ring binders. Use them to divide the subjects of your presentation or research.Write directly on the tabs or use labels. Tab dividers are made of rigid, unbleached, natural brown cardboard, and that gives you a natural, yet professional-looking product. Flexible construction allows easy page turning. Each binder tab divider measures 8-1/2" x 11", and each tab sticks out 1/2".