---
product_id: 515398158
title: "uni-ball One UMN S 0.5mm Retractable Gel Pen | Black Body Black Ink, Pack of 6"
brand: "uni-ball"
price: "$2.52"
currency: USD
in_stock: false
reviews_count: 1
url: https://www.desertcart.us/products/515398158-uni-ball-one-umn-s-0-5mm-retractable-gel-pen
store_origin: US
region: United States of America
---

# Fast-drying, bleed-resistant ink Retractable top-button mechanism 0.5mm fine tip for precise writing uni-ball One UMN S 0.5mm Retractable Gel Pen | Black Body Black Ink, Pack of 6

**Brand:** uni-ball
**Price:** $2.52
**Availability:** ❌ Out of Stock

## Summary

> 🖋️ Write sharp, write smart—because your ideas deserve the best.

## Quick Answers

- **What is this?** uni-ball One UMN S 0.5mm Retractable Gel Pen | Black Body Black Ink, Pack of 6 by uni-ball
- **How much does it cost?** $2.52 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/515398158-uni-ball-one-umn-s-0-5mm-retractable-gel-pen)

## 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

- • **Comfort Meets Control:** Ergonomic rubber grip offers fatigue-free writing during long meetings or creative sessions.
- • **Effortless Convenience:** Retractable design with a sturdy metal clip keeps your pen ready and secure—no lost caps, no hassle.
- • **Smudge-Free Confidence:** Fast-drying, pigment-based ink ensures your work stays vibrant and clean—no more embarrassing smears.
- • **Precision in Every Stroke:** Ultra-fine 0.5mm tip delivers crisp, neat lines for professional note-taking and journaling.
- • **Pack of Six, Power of Productivity:** Stay stocked and share the productivity boost with your team or study group—because great ideas deserve great tools.

## Overview

The uni-ball One UMN S 0.5mm Retractable Gel Pen pack of 6 features a fine 0.5mm metal tip with vibrant, fast-drying, and bleed-resistant pigment ink. Its retractable top-button mechanism and ergonomic rubber grip provide smooth, comfortable writing, while the durable metal clip ensures easy portability. Ideal for professionals and students seeking precision and reliability in everyday writing tasks.

## Description

Product Description Uni-ball One UMN-S-05 Gel pen Enjoy vibrant, easy-to-read notes with the Uni-ball One gel pen. Its ink is specially formulated with large pigment particles that stay on the surface of the paper instead of getting absorbed into it. Since the ink isn't getting washed out by the paper, dark inks look darker, and bright inks look brighter. The ink is fast drying and bleed resistant too, so your notes will always be crisp and free of smudges. The pen body in off-white or black matte is simple yet noticeable for easy use in everyday situations. New and improved ink Vibrant, pigment-based ink that is fast drying and bleed resistant. The gel ink makes for a super smooth writing experience, designed for a rich, denser consistency. This results in deep and vivid colour and a consistent written line that sits proud on the page. Fine tip size The retractable writing pens have a smooth flowing 0.5mm nib for a fine neat script whilst being convenient - no lid! Firm rubber grip section Simple, comfortable plastic barrel. The sleek shape of the barrel makes it comfortable to hold. Perfect for journaling, scrapbooking and arts & crafts. Wire clip The ink pens compact, trim build features a smart metal clip. Wire clip that opens wide for attaching the pen to a notebook or textbook.

Review: Not worth the price. - The body of the pen is good. But the writing smoothness and experience can be a lot better.

## Features

- Package Including : One UMN-S Gel Pen, Pen Size : 0.5 mm, Mechanism : Retractable - Top Button, Grip Material : Rubber, Ink Characteristics : Fade-Resistant & Quick-Drying, Body Colour : Black, Clip Material : Metal, Ink Colour : Black Ink, Tip Material : Metal, Pack Size : Pack of 6.
- Vibrant, pigment-based ink that is fast drying and bleed resistant.
- Simple, comfortable plastic barrel with firm rubber grip section.
- Wire clip that opens wide for attaching the pen to a notebook or textbook.
- These writing instruments are perfect gifts for the guest book table at conventions, parties and so much more. These pens are suitable for school, office and home. Ideal for writing, journaling, note-taking, underlining, sketching and more.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BNQQ282S |
| Age Range (Description) | Adult |
| Age Range Description | Adult |
| Best Sellers Rank | #50,014 in Office Products ( See Top 100 in Office Products ) #1,846 in Gel Ink Rollerball Pens |
| Body Shape | Round |
| Brand | uni-ball |
| Brand Name | uni-ball |
| Closure Type | Retractable |
| Colour | Black |
| Customer Reviews | 3.9 out of 5 stars 19 Reviews |
| Drill Point | Fine |
| Grip Type | Rubber |
| Hand Orientation | Ambidextrous |
| Importer Contact Information | Linc Ltd. |
| Ink Base | Water |
| Ink Colour | Black |
| Item Dimensions | 6 x 1 x 14 Centimeters |
| Item Type | Gel ink rollerball pens |
| Item Weight | 54 Grams |
| Line Size | 0.5 |
| Manufacturer | MITSUBISHI PENCIL CO, Shingawa, Tokyo, Japan |
| Manufacturer Contact Information | Shingawa, Tokyo, Japan |
| Material | Plastic |
| Material Type | Plastic |
| Model Name | ‎UN1BKP05BK6 |
| Model number | UN1BKP05BK6 |
| Packer Contact Information | Ondesk Ventures Pvt Ltd. S-12 B.P Township, Kolkata-700094 T: 96593 88887 E: care@ondesk.in |
| Pattern | Solid |
| Recommended Uses For Product | Writing |
| Special Features | Eco Friendly, Lightweight, Retractable |
| Style Name | Retractable |
| Subject Character | Plain |
| Unit Count | 6.0 Count |
| Water Resistance Level | Water Resistant |
| Writing Instrument Form | Roller Ball Pen |
| Writing instrument form | Roller Ball Pen |

## Product Details

- **Age Range (Description):** Adult
- **Brand:** uni-ball
- **Colour:** Black
- **Ink Colour:** Black
- **Writing instrument form:** Roller Ball Pen

## Images

![uni-ball One UMN S 0.5mm Retractable Gel Pen | Black Body Black Ink, Pack of 6 - Image 1](https://m.media-amazon.com/images/I/51vj5t2In9L.jpg)
![uni-ball One UMN S 0.5mm Retractable Gel Pen | Black Body Black Ink, Pack of 6 - Image 2](https://m.media-amazon.com/images/I/31yrjHiCtQL.jpg)
![uni-ball One UMN S 0.5mm Retractable Gel Pen | Black Body Black Ink, Pack of 6 - Image 3](https://m.media-amazon.com/images/I/41rV-ybhyUL.jpg)
![uni-ball One UMN S 0.5mm Retractable Gel Pen | Black Body Black Ink, Pack of 6 - Image 4](https://m.media-amazon.com/images/I/51CHy7ZJ8JL.jpg)
![uni-ball One UMN S 0.5mm Retractable Gel Pen | Black Body Black Ink, Pack of 6 - Image 5](https://m.media-amazon.com/images/I/51bOXsDK1QL.jpg)

## Customer Reviews

### ⭐⭐ Not worth the price.
*by S***I on 6 April 2023*

The body of the pen is good. But the writing smoothness and experience can be a lot better.

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-20*