GRAPH PAPER NOTEBOOK: The graph paper notebook features 55 sheets/110 pages in a large A4 size 8.5" x 11", providing ample writing space while remaining lightweight and easy to carry PVC HARDCOVER SPIRAL NOTEBOOK: This spiral notebook features a durable, waterproof plastic PVC cover that protects your notes from damage. The double-wire binding allows for easy folding and l180° lays flat for convenient writing 100 GSM THICK PAPER: Our grid notebook adopts 100 GSM acid-free thick paper in a light ivory color, ink-friendly, and prevents ghosting and feathering, making it perfect for various pens, including fountain pens, pencils, ballpoint and gel PRACTICAL LAYOUT: Equipped an elastic band, a self-adhesive pen holder and removable bookmark ruler to keep your notebook organized. Comes with a DIY bookmark with a ribbon for self-attachment to the spiral, serving as a bookmark. Features a double-sided pocket for storing miscellany and 18pcs sticky notes for additional organization and reminders MULTIPURPOSE NOTEBOOK - Great for Math and Science Students, Engineer Graphing, anchor chart notebook, bullet journaling, travel journals, recipe journal, note-taking, doodling, artist drawing, Bible study. It makes a thoughtful gift for friends, family, classmates, and colleagues AHGXG Graph Paper Notebook Spiral - A4 Grid Notebook , Thick 100gsm Graph Grid Paper, 55 Sheets,Sage Green