{"product_id":"uniball-zento-ubrz05-rollerball-refill","title":"Uni-ball ZENTO UBR-Z-05 Rollerball Pen Refill","description":"\u003ch2\u003eThe New Standard in Water-Based Rollerball.\u003c\/h2\u003e\n\u003cp\u003eIntroducing the \u003cstrong\u003eUni-ball ZENTO UBR-Z-05 Refill\u003c\/strong\u003e, the authentic Japan Mitsubishi replacement for the all-new uni-ball ZENTO retractable rollerball pen. This refill uses a premium water-based ink formula that delivers an exceptionally smooth, fluid writing experience—combining the effortless flow of a liquid ink rollerball with the convenience of a click pen.\u003c\/p\u003e\n\u003cp\u003eEquipped with a precise 0.5mm ball, it produces clean, consistent black lines that feel closer to a fountain pen than a standard gel pen. With its signature teal-green tip cap, the UBR-Z-05 is incredibly easy to distinguish in your stationery toolkit.\u003c\/p\u003e\n\u003ch3\u003e✦ Key Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e0.5mm precise ball\u003c\/strong\u003e — delivers a clean, consistent black line\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater-based rollerball ink\u003c\/strong\u003e — exceptionally smooth and fluid writing feel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignature teal-green tip\u003c\/strong\u003e — easy to identify among other refills\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUni-ball ZENTO compatibility\u003c\/strong\u003e — standard replacement for ZENTO retractable bodies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthentic Japanese quality\u003c\/strong\u003e — guaranteed genuine Mitsubishi Pencil performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e✦ Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTip Size: 0.5mm\u003c\/li\u003e\n\u003cli\u003eInk Type: Water-Based Rollerball\u003c\/li\u003e\n\u003cli\u003eInk Color: Black\u003c\/li\u003e\n\u003cli\u003eCompatible Pens: Uni-ball ZENTO\u003c\/li\u003e\n\u003cli\u003eBrand: Uni-ball (Mitsubishi Pencil)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eQ: What is the difference between water-based rollerball ink and gel ink?\u003c\/h3\u003e\n\u003cp\u003eA: Water-based liquid ink flows much more freely than gel ink. This results in an exceptionally smooth, effortless writing experience with minimal hand fatigue, creating a fluid, expressive line similar to a fountain pen.\u003c\/p\u003e\n\u003ch3\u003eQ: Which pens does this refill fit?\u003c\/h3\u003e\n\u003cp\u003eA: The UBR-Z-05 is the standard replacement refill for the uni-ball ZENTO retractable rollerball pen range. It also features multi-purpose compatibility and fits many pen types that accept the standard UBR-Z format.\u003c\/p\u003e\n\u003ch3\u003eQ: What is the teal-green tip for?\u003c\/h3\u003e\n\u003cp\u003eA: The teal-green tip cap is the signature visual identifier of the ZENTO refill system, allowing you to easily distinguish it from standard Uni-ball Signo or Jetstream refills in your collection.\u003c\/p\u003e","brand":"Uni-ball","offers":[{"title":"Default Title","offer_id":46759195574306,"sku":"UNI-UBRZ05-BLK","price":20.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0902\/3045\/6354\/files\/1000014664.jpg?v=1788321373","url":"https:\/\/www.xypen.com\/products\/uniball-zento-ubrz05-rollerball-refill","provider":"XYPen","version":"1.0","type":"link"}