{"product_id":"34mm-cartridges-calligraphy-ink-craft-1140","title":"Fountain Pen Ink Cartridge Refills 50pcs 3.4mm Bore For Calligraphy, Scrapbooking, DIY Crafts","description":"\u003cp\u003eAzabooti presents 3.4mm fountain pen ink cartridges for quick-drying, clean refills. Perfect for calligraphy, scrapbooking, and everyday writing with black or blue ink.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRefill your fountain pen with ease and cleanliness using our 50 piece 3.4mm ink cartridge set, delivering quick-drying ink without the mess of traditional bottle inks.\u003c\/strong\u003e This cartridge set is designed for pens that accept 3.4mm cartridges, and it is available in classic black or vivid blue ink to suit your writing style from daily notes to bold calligraphy.\u003c\/p\u003e\n\u003cp\u003eSay goodbye to bottle ink spills and cleanup. These cartridges snap into your pen with a simple press, progressing to a secure click that confirms a proper fit. You’ll enjoy a neat, tidy refill experience that keeps your focus on writing rather than cleanup.\u003c\/p\u003e\n\u003ch3\u003eWhat you get\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e50 pieces of 3.4mm fountain pen ink cartridges\u003c\/li\u003e\n  \u003cli\u003eCompatible with pens that use 3.4mm cartridges\u003c\/li\u003e\n  \u003cli\u003eInk colors available in black and blue\u003c\/li\u003e\n  \u003cli\u003eQuick-drying ink designed to minimize smudging\u003c\/li\u003e\n  \u003cli\u003eSmooth ink flow for clean, even lines\u003c\/li\u003e\n  \u003cli\u003eEasy to install — press into your pen until you hear a click\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePerformance you can trust\u003c\/h3\u003e\n\u003cp\u003eEach cartridge delivers a rich, deep color with consistent flow, so your writing appears bold and legible whether you’re drafting notes, journaling, or crafting calligraphy. The quick-drying nature helps keep documents neat and reduces the risk of smudges on important pages. Choose black for formal documents and blue for everyday writing or color-coded notes.\u003c\/p\u003e\n\u003ch3\u003eEasy to use and care\u003c\/h3\u003e\n\u003cp\u003eInstalling is straightforward: simply press the cartridge into a refillable pen until you hear a click, and you’re ready to write. For best results, store cartridges upright and avoid exposing them to extreme heat. Please note the size is not universal; verify that your pen uses 3.4mm cartridges before purchasing. Also, due to variations in display, lighting, and manufacturing, ink color may appear slightly different from the product images. Finally, allow 1-3 cm of measurement tolerance due to manual production.\u003c\/p\u003e\n\u003cp\u003eWhether you’re a student, a professional, or a calligraphy enthusiast, this 50-piece cartridge set helps ensure you never run out of ink at a crucial moment. The 3.4mm bore diameter is designed for pens built to accept this cartridge size, delivering reliable performance with every refill. Your pen will glide across the page with steady ink flow, letting you focus on your words rather than the mechanics of refilling.\u003c\/p\u003e\n\u003cdiv class=\"product-desc-images\"\u003e\n  \u003cimg src=\"\/uploads\/products\/1157\/description\/desc_3_9e09f96983fc393403c2d7d6b6947278.jpg\" alt=\"50pcs Fountain Pen Ink Cartridge Refills Bottle Disposable 3.4mm Bore Diameter School Office Stationery Supplies Calligraphy Pen\" loading=\"lazy\"\u003e\n\u003c\/div\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEasy 3.4mm cartridge fit\u003c\/li\u003e\n\u003cli\u003e50 pieces for long-term use\u003c\/li\u003e\n\u003cli\u003eQuick-drying ink minimizes smudges\u003c\/li\u003e\n\u003cli\u003eBlue or black ink options\u003c\/li\u003e\n\u003cli\u003eSecure snap-in installation with a click\u003c\/li\u003e\n\u003cli\u003eSmooth ink flow for clean lines\u003c\/li\u003e\n\u003cli\u003eCompatible with compatible 3.4mm pens\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eDo these cartridges fit all 3.4mm pens?\u003c\/h3\u003e\u003cp\u003eThey fit pens that explicitly accept 3.4mm cartridges. Please check your pen model for compatibility before purchase. Installation is a simple press and click for a secure seal.\u003c\/p\u003e\u003ch3\u003eIs the ink archival or smudge resistant?\u003c\/h3\u003e\u003cp\u003eThe cartridges use quick-drying ink to reduce smudging during writing. For archival quality, consider testing on your preferred paper, as performance may vary by surface.\u003c\/p\u003e\u003ch3\u003eDoes Azabooti offer free shipping on these cartridges?\u003c\/h3\u003e\u003cp\u003eFree shipping may apply to eligible orders. Check the current promo terms at checkout for availability and any exclusions.\u003c\/p\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Do these cartridges fit all 3.4mm pens?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"They fit pens that explicitly accept 3.4mm cartridges. Please check your pen model for compatibility before purchase. Installation is a simple press and click for a secure seal.\"}},{\"@type\":\"Question\",\"name\":\"Is the ink archival or smudge resistant?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The cartridges use quick-drying ink to reduce smudging during writing. For archival quality, consider testing on your preferred paper, as performance may vary by surface.\"}},{\"@type\":\"Question\",\"name\":\"Does Azabooti offer free shipping on these cartridges?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Free shipping may apply to eligible orders. Check the current promo terms at checkout for availability and any exclusions.\"}}]}\u003c\/script\u003e","brand":"Azabooti","offers":[{"title":"Red-Not Erasable","offer_id":49045752414457,"sku":"INS-1140-0A190076","price":13.1,"currency_code":"USD","in_stock":true},{"title":"Blue-Erasable Type","offer_id":49045752447225,"sku":"INS-1140-3F3011EF","price":13.1,"currency_code":"USD","in_stock":true},{"title":"Black-Not Erasable","offer_id":49045752479993,"sku":"INS-1140-C03EAB50","price":13.04,"currency_code":"USD","in_stock":true},{"title":"Dark Blue-Not erase","offer_id":49045752512761,"sku":"INS-1140-C07C7ED3","price":12.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0813\/7644\/4665\/files\/28a4d8f528609060f3b0e2013e45fe6a_75a4b735-9491-4e15-a48c-c1f5b74d9c29.jpg?v=1789165883","url":"https:\/\/azabooti.com\/products\/34mm-cartridges-calligraphy-ink-craft-1140","provider":"Azabooti","version":"1.0","type":"link"}