Business notebook features patented NotePro technology that offers the durability of a hard cover and the flexibility of a twin-wire binding. NoteProbinding allows book to lie flat when open, and for front cover to fold back for ease of writing. Storage pocket securely stores important papers. Included self-adhesive tabs help keep your notes organized. Each page is ruled with a margin in blue. Pages are printed with vegetable oil-based ink and a high percentage of recycled post-consumer paper for less impact on the environment. Twin-wirebound notebook includes 192 microperforated pages, index sheet and space to write date and page.