{"product_id":"premium-b5-grid-notebook-300-pages-thick-paper-leather-cover","title":"Graph Paper Notebook B5 Grid Spiral Notebook - Thick 300 Pages","description":"\u003cp\u003eIn this review of the RETTACY Graph Paper Notebook, the bottom line is simple: it is a practical, durable grid notebook best suited for students and professionals who need a sturdy, high-capacity workbook for calculations, sketches, and class notes. The single biggest reason to buy is the combination of 300 pages of 100 GSM acid-free paper with a protective leather hardcover and twin-wire spiral binding, which keeps sheets flat and preserves writing with minimal ghosting. For anyone who prefers structured layouts, the 5 mm grid and included organizational tools make this notebook especially useful.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eB5 Size:\u003c\/strong\u003e The 7.6 in by 10 in medium format balances portability and writing area for note-taking and sketches without being bulky.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e300 Pages:\u003c\/strong\u003e A generous page count provides long-term use for classes, projects, or professional notebooks without frequent replacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 GSM Acid-Free Paper:\u003c\/strong\u003e Thick, durable pages reduce bleed-through and ghosting so you can use most pens, pencils, and markers confidently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeather Hardcover:\u003c\/strong\u003e A smooth leather cover protects pages from wear and keeps the notebook looking presentable over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrganizational Extras:\u003c\/strong\u003e Built-in pen holder, inner pocket, ribbon bookmark, sticky index tabs, and a lightweight ruler help keep notes organized and accessible.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwin-Wire Spiral Binding:\u003c\/strong\u003e The sturdy spiral keeps the notebook flat while writing and allows pages to turn smoothly for single-hand use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis notebook is ideal for students in math, engineering, or architecture who need precise 5 mm grids for calculations, diagrams, and graphs, as well as professionals who sketch layouts or track structured data. Creative users who prefer grid guides for bullet journaling, project planning, or mindful logs will also find the page count and extras handy.\u003c\/p\u003e\n\u003cp\u003eIf you need a pocket-sized notebook for quick notes or a premium leather volume with numbered pages and perforations, look elsewhere; this notebook prioritizes volume and structure over ultra-compact size or removable pages.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThick 100 GSM paper minimizes bleed-through and feels substantial for ink work.\u003c\/li\u003e\n\u003cli\u003e300 pages provide long-lasting use for school semesters or large projects.\u003c\/li\u003e\n\u003cli\u003eLeather hardcover and twin-wire spiral give durable protection and a flat writing surface.\u003c\/li\u003e\n\u003cli\u003eHelpful accessories like pen holder, elastic bands, inner pocket, and tabs improve organization.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe B5 medium size is less pocketable than smaller notebooks, so it is not ideal for on-the-go use in tight pockets.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eRETTACY\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003eB5 (7.6 in x 10 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePages\u003c\/td\u003e\n\u003ctd\u003e300 pages\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePaper Weight\u003c\/td\u003e\n\u003ctd\u003e100 GSM, acid-free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrid Spacing\u003c\/td\u003e\n\u003ctd\u003e5 mm (5 grids per inch)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBinding\u003c\/td\u003e\n\u003ctd\u003eTwin-wire spiral\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCover\u003c\/td\u003e\n\u003ctd\u003eLeather hardcover with gold foil Tree of Life\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe RETTACY Graph Paper Notebook is a solid, good-value choice for students, engineers, and creatives who need a durable, high-capacity graph notebook with thick paper and organizational extras. Its combination of 300 pages, 100 GSM sheets, and protective leather cover makes it especially useful for longer projects where bleed-resistant pages and a stable writing surface matter.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs the paper suitable for markers and fountain pens?\u003c\/strong\u003e\u003cbr\u003eThe 100 GSM acid-free paper is thicker than typical notebook paper and resists most bleed-through, though very wet pens or broad markers may still show some ghosting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the notebook lay flat for drawing?\u003c\/strong\u003e\u003cbr\u003eYes. The twin-wire spiral binding keeps the book flat while writing or sketching and allows easy page turns.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat organizational tools are included?\u003c\/strong\u003e\u003cbr\u003eThe notebook includes a pen holder, two elastic closure bands, an inner pocket, a ribbon bookmark, sticky index tabs, and a lightweight ruler for quick reference.\u003c\/p\u003e","brand":"RETTACY","offers":[{"title":"Default Title","offer_id":46499703619803,"sku":"B0DBQH7SLR","price":16.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81vlxxfyz3L._AC_SL1500.jpg?v=1739838356","url":"https:\/\/gearmusthave.com\/products\/premium-b5-grid-notebook-300-pages-thick-paper-leather-cover","provider":"GearMustHave","version":"1.0","type":"link"}