A4 Grid Notebook Refill Pages, 5mm Paper for Binders, 100GSM Thick Filler, 135 Sheets 4 Hole Punch, 290x210mm

【5mm Grid: Perfect for Neat Notes & Sketches】 Our refill paper features a subtle 5mm grid, ideal for creating straight writing, aligned tables, and precise technical drawings. It helps keep your notes, charts, and sketches organized without limiting your creativity, offering more structure than blank pages. 【Ultra-Thick 100GSM, No Bleed-Through】 Made from premium 100GSM thick paper, it resists ink bleed-through and ghosting from pens, markers, and highlighters. Enjoy clean, professional-looking pages on both sides, perfect for detailed work and archival purposes. 【Precision 4-Hole Punch for Easy Use】 Each sheet has four 5mm holes with exact 75mm spacing, ensuring perfect fit and smooth page-turning in all standard 4-ring binders (e.g., Filofax). No more torn pages or alignment issues. 【Compact 135-Sheet Pack for Versatility】 This 45-sheet pack is the perfect portable size for projects, note-taking, or planning on the go. It's an ideal refill quantity for bullet journaling, study notes, or work planning without bulk. 【Multi-Purpose for Study, Office & Design】 From bullet journals and study notes to technical sketches and office planning, this grid paper adapts to your needs. The acid-free paper ensures your work stays preserved over time.