Graph notebook description: Imperial, perfect binding, non-perforated, Double-sided5 squares per inch .5 pt.]& 1 inch thick 1pt] Page number: 100 graph Paper pages Suitable for: architects, students, any activities of drawing and .........etc.Cover professional finish with High-quality matte coverSize 8.5 x 11 IN, 21.59 x 27.94 cm ....large sizeColors many cover color just search by name to see different color & different page...