Miquelrius EcoMosaic Recycled Cardboard Notebook, 4-Subject College Ruled (8.5" x 11") Large 4-Subject notebook; 240 pages (60 in each color subsection of blue, red, grey, green) Premium Paper stock (80 gr/m2) high level of whiteness/clarity, opacity and smoothness; header for titles Micoperforated pages for easy detachment; hole-punched for filing 100% recycled cardboard(post consumer waste); Blue Angel certificate and EU Ecolabel Eco-friendly coil binding with ecological surface; notebook to be opened flat and to make 180 degree turn