{"product_id":"twsbi-obsidian-fountain-pen","title":"TWSBI Obsidian Fountain Pen | Limited Edition","description":"\u003cp\u003eThe TWSBI Obsidian fountain pen is crafted from dark grey–black swirled acrylic resin, accented with rose gold-plated trim and matching rose gold-plated stainless steel nib, comparable in size to the TWSBI 580 nib. As with all TWSBI pens, it features the brand’s benchmark piston filling system with a built-in ink window allows you to monitor your remaining ink at a glance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePiston filling mechanism\u003c\/li\u003e\n\u003cli\u003eStainless steel nib available in multiple sizes\u003c\/li\u003e\n\u003cli\u003eUses bottled ink only\u003c\/li\u003e\n\u003cli\u003eComes in a box with wrench and silicone grease for maintenance\u003c\/li\u003e\n\u003cli\u003e5.5\" when closed\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTWSBI made a name for themselves with their high-quality, affordable demonstrator pens, which let you see the inner workings of your pen. The built-in filling mechanisms they use are usually only found in much more expensive fountain pens. TWSBI encourages writers to get to know the mechanics of their pens by disassembling and maintaining them at home.\u003c\/p\u003e","brand":"TWSBI","offers":[{"title":"Extra Fine","offer_id":48364532564197,"sku":"M7445250","price":124.0,"currency_code":"USD","in_stock":false},{"title":"Fine","offer_id":48364532596965,"sku":"M7445260","price":124.0,"currency_code":"USD","in_stock":true},{"title":"Medium","offer_id":48364532629733,"sku":"M7445270","price":124.0,"currency_code":"USD","in_stock":false},{"title":"Broad","offer_id":48364532662501,"sku":"M7445280","price":124.0,"currency_code":"USD","in_stock":true},{"title":"Stub 1.1","offer_id":48364532695269,"sku":"M7445290","price":124.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1047\/9354\/files\/TWSBI-Obsidian-03_3000x_4bd693d7-68a3-408b-bca4-25e91dd1fd22.webp?v=1770089081","url":"https:\/\/www.studiopatron.mom\/products\/twsbi-obsidian-fountain-pen","provider":"The Paper Mouse","version":"1.0","type":"link"}