{"product_id":"twsbi-eco-pastel-blue-fountain-pen","title":"TWSBI ECO Pastel Blue Fountain Pen","description":"\u003ch2\u003eTWSBI ECO Pastel Blue Demonstrator Fountain Pen\u003c\/h2\u003e\n\u003cp\u003eThe TWSBI ECO Pastel Blue Fountain Pen unites precision Taiwanese engineering with a charming macaron-inspired aesthetic. Styled with an opaque pastel blue cap and matching piston turning knob, its crystal-clear demonstrator barrel showcases the swirling colors of your favorite bottled fountain pen inks. Upgraded with a lightweight aluminum grip section, this pen delivers effortless balance and ergonomic comfort whether you are writing corporate meeting notes, journaling, or drafting creative illustrations.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrated Piston Filling System:\u003c\/strong\u003e Smooth built-in plunger mechanism draws bottled ink directly into the barrel with a twist of the rear knob, eliminating disposable plastic cartridges and mini converters.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Capacity Transparent Reservoir:\u003c\/strong\u003e Generous barrel volume holds up to 1.76 ml of ink, providing days of uninterrupted writing while allowing immediate visual tracking of ink levels.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision-Engineered Aluminum Grip:\u003c\/strong\u003e Cool-to-the-touch machined aluminum grip section shifts the center of balance forward to reduce hand fatigue during long writing sessions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Demonstrator Resin Body:\u003c\/strong\u003e Tough, shatter-resistant clear acrylic resin highlights the mechanical beauty of internal piston components and ink flow.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMasterfully Crafted Stainless Steel Nib:\u003c\/strong\u003e Tuned German-style stainless steel nib provides an ultra-smooth, dependable glide with immediate capillary start-up and subtle line character.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComplete Maintenance Kit:\u003c\/strong\u003e Includes a packaged brass wrench and pure silicone grease for straightforward disassembly, cleaning, and long-term piston servicing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e TWSBI\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e ECO Pastel Blue\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBody Material:\u003c\/strong\u003e High-Grade Clear Resin \/ Acrylic\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGrip Section:\u003c\/strong\u003e Machined Lightweight Aluminum Alloy\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFilling Mechanism:\u003c\/strong\u003e Integrated Piston Filler (Bottled Fountain Pen Ink Only)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInk Capacity:\u003c\/strong\u003e Approx. 1.76 ml\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCap Type:\u003c\/strong\u003e Screw Cap with Inner Vapor Seal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 21 g\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I fill the TWSBI ECO with bottled ink?\u003c\/strong\u003e\u003cbr\u003e\nA: Submerge the nib and feed completely into your ink bottle. Turn the end piston knob counterclockwise to drive the plunger forward, then slowly twist it clockwise to draw ink into the barrel reservoir. Blot the nib and grip clean with a soft tissue.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I use standard ink cartridges or converters with this pen?\u003c\/strong\u003e\u003cbr\u003e\nA: No. The TWSBI ECO features a dedicated built-in piston mechanism designed exclusively for bottled ink, offering more than double the ink capacity of conventional standard cartridges.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I maintain and lubricate the piston?\u003c\/strong\u003e\u003cbr\u003e\nA: When turning resistance on the rear knob increases over time, use the included wrench to unscrew the piston assembly, apply a tiny smear of the provided silicone grease to the piston seal, and thread the mechanism back into the barrel.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is the store order and customer support policy?\u003c\/strong\u003e\u003cbr\u003e\nA: Official customer support is available via email at szjyf@outlook.com. Orders can be modified or fully refunded at any time before shipment confirmation.\u003c\/p\u003e","brand":"TWSBI","offers":[{"title":"EF","offer_id":68976341581858,"sku":"TWSBI-FP-ECO-PBL-1","price":66.0,"currency_code":"USD","in_stock":true},{"title":"F","offer_id":68976341614626,"sku":"TWSBI-FP-ECO-PBL-2","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0902\/3045\/6354\/files\/1792466524428-1315296360.jpg?v=1792466941","url":"https:\/\/www.xypen.com\/products\/twsbi-eco-pastel-blue-fountain-pen","provider":"XYPen","version":"1.0","type":"link"}