NotePro notebook offers the durability of a hard cover and flexibility of a wirebound book, Unique patented design allows the notebook to lie flat or fold completely under for increased writing stability, Unique labeling system includes self-adhesive colored tabs and labels for index, cover and spine, Each sheet is microperforated and college-ruled with space for the date, Sheets are made of acid-free, recycled paper and printed with vegetable oil-based inks, Paper contains 30 percent post-consumer material, SKU: SPRCH16566