{"product_id":"uniball-signo-umr85n-gel-refill-10pack","title":"Uniball Signo UMR-85N Gel Pen Refill 10-Pack","description":"\u003ch2\u003eUniball Signo UMR-85N Gel Pen Refill — 0.5mm | Box of 10\u003c\/h2\u003e\u003cp\u003eKeep your writing sharp and consistent with the \u003cstrong\u003eUniball Signo UMR-85N\u003c\/strong\u003e gel ink refill. Engineered by Mitsubishi Pencil in Japan, this refill delivers the same buttery-smooth, fade-resistant lines that made the Signo series a cult favourite among students, professionals, and stationery enthusiasts worldwide.\u003c\/p\u003e\u003cp\u003eSlip a fresh refill in, click the cap, and feel the difference — every stroke lands with precision, every word stays vivid on the page.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTip size:\u003c\/strong\u003e 0.5 mm fine point for clean, precise lines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInk type:\u003c\/strong\u003e Premium gel ink — smooth flow, quick-dry, smear-resistant\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fits Uniball Signo UMN-155-05, UMN-105, UMN-152, and other knock-type Signo pens\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack size:\u003c\/strong\u003e 10 refills per box — great value for everyday use\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable colours:\u003c\/strong\u003e Black, Blue, Red\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in Japan by Mitsubishi Pencil Co.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWho Is This For?\u003c\/h3\u003e\u003cp\u003ePerfect for anyone who refuses to compromise on writing quality — from exam prep and note-taking to journaling, sketching annotations, and office work. If you already love your Signo pen, this refill keeps it performing like new.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\u003ch3\u003eQ: Which pens is the UMR-85N compatible with?\u003c\/h3\u003e\u003cp\u003eA: The UMR-85N is designed for knock-type (retractable) Uniball Signo pens, including the \u003cstrong\u003eUMN-155-05, UMN-105, and UMN-152\u003c\/strong\u003e series. Always check your pen model before ordering.\u003c\/p\u003e\u003ch3\u003eQ: What tip size does this refill use?\u003c\/h3\u003e\u003cp\u003eA: It uses a \u003cstrong\u003e0.5 mm\u003c\/strong\u003e fine-point tip, ideal for detailed writing and clean lines on standard paper.\u003c\/p\u003e\u003ch3\u003eQ: How many refills come in one box?\u003c\/h3\u003e\u003cp\u003eA: Each box contains \u003cstrong\u003e10 refills\u003c\/strong\u003e. You can choose from Black, Blue, or Red ink colours.\u003c\/p\u003e\u003ch3\u003eQ: Is the ink waterproof or fade-resistant?\u003c\/h3\u003e\u003cp\u003eA: Yes. Uniball Signo gel ink is formulated to be \u003cstrong\u003efade-resistant and water-resistant\u003c\/strong\u003e, making it suitable for documents and archival use.\u003c\/p\u003e\u003ch3\u003eQ: How do I replace the refill?\u003c\/h3\u003e\u003cp\u003eA: Simply unscrew or pull apart the barrel of your compatible Signo pen, remove the old refill, insert the UMR-85N, and reassemble. The process takes under 30 seconds.\u003c\/p\u003e\u003ch3\u003eQ: Is this an authentic Japanese product?\u003c\/h3\u003e\u003cp\u003eA: Yes. This is a \u003cstrong\u003egenuine Mitsubishi Pencil (Uni-ball) product\u003c\/strong\u003e manufactured in Japan, sourced directly from authorised distributors.\u003c\/p\u003e","brand":"Uni-ball","offers":[{"title":"Black","offer_id":46454993748002,"sku":"UNIBALL-REFILL-UMR85N-1","price":16.5,"currency_code":"USD","in_stock":true},{"title":"Blue","offer_id":46454993780770,"sku":"UNIBALL-REFILL-UMR85N-2","price":16.5,"currency_code":"USD","in_stock":true},{"title":"Red","offer_id":46454993813538,"sku":"UNIBALL-REFILL-UMR85N-3","price":16.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0902\/3045\/6354\/files\/IMG_20260820_16234828_0_guid_20b778c45c1e4c5fb16f3077b903372f__gallery.jpg?v=1787214513","url":"https:\/\/www.xypen.com\/products\/uniball-signo-umr85n-gel-refill-10pack","provider":"XYPen","version":"1.0","type":"link"}