150 microperforated pages provide ample space for notes, sketches, or organization Each page is college-ruled with a margin for neat writing Twin-wire binding allows for easy page turning and durability Index sheet provides an easy way to organize and quickly reference sections of your notes for better accessibility and efficiency Includes self-adhesive tabs for organization and easy navigation Included index sheet allows for quick reference Internal storage pocket provides space for keeping notes, receipts, or loose papers Lizard hard cover provides durability and protects your notes from damage FSC certified paper contains post-consumer recycled material Notebook is printed with environmentally friendly vegetable oil-based ink