See how easy it is to divide, subdivide or bookmark spiral notebooks with our stylish Slide-In Plastic Bookmark Dividers. They quickly slide in and out of most spiral notebooks for easy organization. Each bookmark features a different stylish color, as well as handy preprinted ruler. You can easily customize your tabs by handwriting directly on the tabs. You can also jot quick notes on the body of the bookmark. Perfect for personal use at school, home or work.