Blue Sky Notes Professional Notebook, Flexible Cover, Twin-Wire Binding, 5.5" x 8", Grey Durable, flexible grey vinyl cover and strong twin-wire binding withstands ongoing use Take smart notes with ruled layout on the front and graph layout on the back of each page Features bonus pages with 4 yearly calendars, important dates, key contacts, National holidays, US States/State capitals/time zones Total of 160 pages included Printed with premium soy-based ink on 50% post-consumer waste recycled paper