{"product_id":"twsbi-eco-cosmos-blue-with-onyx-fountain-pen","title":"TWSBI Eco Cosmos Blue with Onyx Fountain Pen","description":"\u003ch2\u003eTWSBI Eco Cosmos Blue with Onyx Fountain Pen\u003c\/h2\u003e\n\u003cp\u003eThe Eco Cosmos Blue with Onyx pairs a deep, starry blue acrylic barrel with a contrasting Onyx cap and piston knob — a striking two-tone finish inspired by night skies.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCosmos Blue acrylic barrel with contrasting Onyx cap and piston knob\u003c\/li\u003e\n\u003cli\u003eStainless steel nib, available in Extra Fine, Fine, Medium, Broad, and Stub 1.1mm\u003c\/li\u003e\n\u003cli\u003eAll-metal spring-loaded clip for secure pocket carry\u003c\/li\u003e\n\u003cli\u003eHigh-capacity piston filler that holds up to 1.7ml of ink\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFilling System\u003c\/h3\u003e\n\u003cp\u003eUnscrew the end cap, dip the nib into your bottled ink, turn the piston knob, and you're ready to write. No cartridges or converters needed.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eTWSBI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eEco\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eCosmos Blue with Onyx\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilling Mechanism\u003c\/td\u003e\n\u003ctd\u003ePiston Filler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNib Material\u003c\/td\u003e\n\u003ctd\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNib Sizes\u003c\/td\u003e\n\u003ctd\u003eExtra Fine, Fine, Medium, Broad, Stub 1.1mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInk Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 1.7ml\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"TWSBI","offers":[{"title":"Extra Fine","offer_id":45451678646448,"sku":"M7445500","price":9350.0,"currency_code":"INR","in_stock":false},{"title":"Fine","offer_id":45451678679216,"sku":"M7445510","price":9350.0,"currency_code":"INR","in_stock":false},{"title":"Medium","offer_id":45451678711984,"sku":"M7445520","price":9350.0,"currency_code":"INR","in_stock":false},{"title":"Broad","offer_id":45451678744752,"sku":"M7445530","price":9350.0,"currency_code":"INR","in_stock":false},{"title":"Stub 1.1","offer_id":45451678777520,"sku":"M7445540","price":9350.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/0139\/5888\/files\/ECO-Cosmo-Blue03_1.webp?v=1783937035","url":"https:\/\/royalcollectionstore.in\/products\/twsbi-eco-cosmos-blue-with-onyx-fountain-pen","provider":"Royal Collection Store","version":"1.0","type":"link"}