This graph-styled and utilitarian notebook is an excellent multi-purpose journal for writing and drawing, scribbling down ideas, and taking notes. The notebook has an adjustable softback cover that resists absorption of liquids. As a result, the notebook is tough. Use the "Look Inside" feature to see an example of the note book. 10 Squares Per Inch Graph with tenth lines in bold – Soft Cover – Non-Perforated double-sided pages of 8.5 " x 11" graph note book in high-quality paper with black ink ruled on both sides for accurate sketch 8.5 x 11 inch layout.