5 vibrant color options: pink, purple, yellow, green, or blue--perfect for color-coding subjects, projects, or personal organizationStandard size and college ruled: 8 inches x 10.5 inches paper is suitable for all standard three-hole binders and folders. College ruled (7 mm line spacing) balances readability and writing density, making it ideal for detailed notes and academic useHigh-quality paper: 100 sheets per notebook, ink-resistant, suitable for pens, pencils, and printers. Reinforced three-hole binding ensures durability and can be easily inserted into a binderVersatile in use, suitable for schools and offices: can be used for class notes, meeting agendas, study guides, or creative journals. Compatible with all three-hole binders, writing boards, and can also be used independentlyAcid-free paper: Made from sustainably sourced acid-free paper to prevent the paper from yellowing over time. Recyclable packaging supports environmental protection concepts