--- product_id: 685212447 title: "Zento Gel Ink Rollerball Pens, 4 Black Medium Point Smooth Writing Pens, Colored Japanese Pens, Muted Colors" brand: "uni-ball" price: "$13.66" currency: USD in_stock: true reviews_count: 5 category: "Uni Ball" url: https://www.desertcart.us/products/685212447-zento-gel-ink-rollerball-pens-4-black-medium-point-smooth store_origin: US region: United States of America --- # Muted, trendy barrel colors for mindful style 76% recycled barrel material eco-friendly design 0.7mm medium tip for precise, smooth writing Zento Gel Ink Rollerball Pens, 4 Black Medium Point Smooth Writing Pens, Colored Japanese Pens, Muted Colors **Brand:** uni-ball **Price:** $13.66 **Availability:** ✅ In Stock ## Summary > 🖋️ Write smart, write smooth—where style meets substance. ## Quick Answers - **What is this?** Zento Gel Ink Rollerball Pens, 4 Black Medium Point Smooth Writing Pens, Colored Japanese Pens, Muted Colors by uni-ball - **How much does it cost?** $13.66 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/685212447-zento-gel-ink-rollerball-pens-4-black-medium-point-smooth) ## Best For - uni-ball enthusiasts ## Why This Product - Trusted uni-ball brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Eco-Chic Design:** Sleek, minimalist barrels crafted from 76% recycled materials—write with purpose and style. - • **Mindful Minimalism:** On-trend muted colors evoke calm and focus, perfect for the modern professional’s desk. - • **Functional Elegance:** Spring-loaded clip secures your pen to pockets or notebooks—ready whenever inspiration strikes. - • **Smudge-Resistant Ink:** Quick-drying, vivid gel ink keeps your notes crisp and clean, no more embarrassing smears. - • **Ultra-Smooth Precision:** Experience flawless 0.7mm gel ink flow that glides effortlessly on every page. ## Overview The uni-ball Zento Gel Ink Rollerball Pens feature a 0.7mm medium tip delivering ultra-smooth, quick-drying gel ink that resists smudging. Designed with a sleek, minimalist barrel made from 76% recycled materials, these pens combine eco-conscious craftsmanship with functional elegance, including a spring-loaded clip for easy portability. Available in muted, trendy colors, they offer a mindful writing experience ideal for journaling, note-taking, and sketching. ## Description Step into a world of timeless elegance and unparalleled craftsmanship with Uniball, a brand that has woven its legacy into the fabric of fine writing instruments. With a heritage rooted in innovation and a commitment to excellence, Uniball has consistently delivered a writing experience that stands the test of time. Immerse yourself in the art of writing with Uniball's meticulously crafted pens, proudly made in Japan. Our legacy of precision and quality is evident in every stroke, ensuring that your thoughts flow seamlessly onto paper with each movement of the pen. From Gel Pens to Rollerball Pens, Ballpoint Pens to Fineliner Pens, and Mechanical Pencils, Uniball offers a comprehensive range that caters to every writing style and preference. Dive into a world of versatility with Uniball's diverse range of tip sizes, spanning from the ultra-micro 0.38 for intricate detailing, to the bold 1.0 for striking emphasis. Whether you're sketching, journaling, note-taking, or bringing ideas to life, Uniball empowers you to effortlessly transition between strokes, giving your writing a unique dimension that captivates the eye and stirs the soul. As you hold a Uniball pen in your hand, you're not just embracing a writing instrument – you're embracing a legacy of craftsmanship, innovation, and the pursuit of perfection. Each pen is a testament to our dedication to providing you with an unmatched writing experience, where every word is an ode to the art of communication. Start your story with Uniball, where heritage meets modernity, and each stroke is an invitation to immerse yourself in a world of boundless expression. Join a community of discerning individuals who appreciate the value of quality, heritage, and the power of the written word. Experience the magic of Uniball for yourself and discover the joy of writing that transcends time and leaves an indelible mark on every page. Review: Great pens Comfortable and smooth to write with Review: Prima pen met goede stroeve grip en goed vloeiende 'inkt'. Kan iets vlekken als je er te snel over veegt op minder absorberende ondergrond. ## Features - Retractable 0.7mm medium pens create ultra-smooth writing experience with every stroke. - Quick-dying, extremely vivid liquid gel ink provides smooth writing flow that prevents smearing. - Sleek minimalist barrel has a seamless soft grip and is made of 76% recycled material. - Functional spring-loaded clip easily attaches to pockets and notebooks. - Thoughtfully curated and on-trend barrel colors evoke a sense of tranquility and mindfulness. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DLX3SYLP | | Additional Features | Eco Friendly | | Age Range Description | Kid | | Best Sellers Rank | #7,155 in Office Products ( See Top 100 in Office Products ) #70 in Liquid Ink Rollerball Pens | | Body Shape | Round | | Brand Name | uni-ball | | Closure Type | Retractable | | Color | Black | | Customer Reviews | 4.7 4.7 out of 5 stars (914) | | Drill Point | Medium | | Grip Type | Soft | | Hand Orientation | Ambidextrous | | Hardness | HB | | Included Components | Spring Clip | | Ink Base | Water | | Ink Color | Black | | Item Diameter | 0.7 Millimeters | | Item Dimensions | 19.3 x 9.5 x 1.9 centimeters | | Item Weight | 0.05 Kilograms | | Line Size | 0.7mm | | Manufacturer | Uniball | | Material Type | Plastic | | Model Name | 70662 | | Model Number | 70662 | | Recommended Uses For Product | Journaling, Note-taking, Sketching, Writing | | Style | Modern | | UPC | 030246706626 | | Unit Count | 4 Count | | Water Resistance Level | Not Water Resistant | | Writing Instrument Form | Roller Ball Pen | | Writing Technique | rollerball | ## Product Details - **Age range (description):** Kid - **Brand:** uni-ball - **Colour:** Black - **Ink colour:** Black - **Writing instrument form:** Roller Ball Pen ## Images ![Zento Gel Ink Rollerball Pens, 4 Black Medium Point Smooth Writing Pens, Colored Japanese Pens, Muted Colors - Image 1](https://m.media-amazon.com/images/I/71eajiDL7GL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by J***N on 6 March 2026* Great pens Comfortable and smooth to write with ### ⭐⭐⭐⭐ Review *by B***T on 24 May 2025* Prima pen met goede stroeve grip en goed vloeiende 'inkt'. Kan iets vlekken als je er te snel over veegt op minder absorberende ondergrond. ### ⭐⭐⭐⭐⭐ Review *by A***K on 31 March 2026* Got these as small Christmas presents for the office, and honestly didn’t expect much—but they’ve been a surprise hit. You rarely get stopped by people asking what pen you’re using, but that’s happened more than once with these. The Uniball Zento gel pens write incredibly smoothly, with a consistent ink flow and no skipping. The medium point is just right—clean, bold lines without feeling heavy. For everyday office use, they’re far better than your standard bulk pens. Would definitely buy again. ## Frequently Bought Together - uni-ball Zento Gel Ink Rollerball Pens, 4 Black Medium Point Smooth Writing Pens, Colored Japanese Pens, Muted Colors - Mitsubishi Pencil UMNSP05.63 Gel Ballpoint Pen Uni-Ball One P 0.5 Grape - Uni-ball Zento Gel Ink Rollerball Pens, 2 Black Medium Point Smooth Writing Pens, Colored Japanese Pens, Boho Colors --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/685212447-zento-gel-ink-rollerball-pens-4-black-medium-point-smooth](https://www.desertcart.us/products/685212447-zento-gel-ink-rollerball-pens-4-black-medium-point-smooth) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-04-25*