M US Original Poly 1 Subject Graph Notebook - Blue - Pack of 10 - Miquel Rius is a family company dedicated to the design, production and distribution of high quality stationery products. They look after the environment by manufacturing sustainable and high quality products. The notebooks feature extra opaque, heavyweight paper with optimal writing smoothness. All books feature printed colored lines and the multi-subject notebooks have colored margins. These books quickly become a favorite for all who try them. 11" x 8.5" One subject notebook with black poly cover. Books contains 80 Sheets of Lined paper, lines match cover color (Blue). Extra-opaque heavyweight graph paper resists ink bleed. Sheets are micro-perforated & 3-hole punched. Designed and manufactured in Spain. Sold as a case of 10