{"product_id":"hongdian-3-4-mm-fountain-pen-ink-cartridges","title":"Hongdian Blue Ink Cartridges — 3.4 mm, Pack of 5","description":"\u003cp\u003eOne pack of five blue Hongdian fountain pen ink cartridges with a 3.4 mm connection, selected for the Hongdian Black Forest fountain pen.\u003c\/p\u003e\u003cp\u003eIncludes five blue cartridges only. A pen is included only when purchased as part of the pen-and-ink set or journal bundle. These are not 2.6 mm cartridges.\u003c\/p\u003e","brand":"MaddyBooks.com","offers":[{"title":"5 PCS Blue Ink","offer_id":68022936797289,"sku":"14:496#5 PCS Blue Ink","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0257\/1832\/5353\/files\/Sd854b750e0ac4f629ac4756b179a7c4ex.webp?v=1794324390","url":"https:\/\/maddybooks.com\/products\/hongdian-3-4-mm-fountain-pen-ink-cartridges","provider":"MaddyBooks.com","version":"1.0","type":"link"}