---
product_id: 729357702
title: "Uniball Gel Pens, 12 Pack, 0.38mm, Ultra Micro Black Ink, Smooth Writing, Office Supplies"
brand: "uni-ball"
price: "343 zł"
currency: PLN
in_stock: false
reviews_count: 5
category: "Uni Ball"
url: https://www.desertcart.pl/products/729357702-uniball-gel-pens-12-pack-0-38mm-ultra-micro-black
store_origin: PL
region: Poland
---

# Quick-drying gel ink, no smudges Vibrant pigment-based ink, bright black 0.38mm ultra microtip for precision Uniball Gel Pens, 12 Pack, 0.38mm, Ultra Micro Black Ink, Smooth Writing, Office Supplies

**Brand:** uni-ball
**Price:** 343 zł
**Availability:** ❌ Out of Stock

## Summary

> 🖋️ Write sharp, write smart — own every word with Uniball precision.

## Quick Answers

- **What is this?** Uniball Gel Pens, 12 Pack, 0.38mm, Ultra Micro Black Ink, Smooth Writing, Office Supplies by uni-ball
- **How much does it cost?** 343 zł with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/729357702-uniball-gel-pens-12-pack-0-38mm-ultra-micro-black)

## 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

- • **Color-Coded Clips:** Spring-loaded clips with color indicators let you organize and access your pens effortlessly, perfect for multitasking pros.
- • **Vibrant Black Ink:** Pigment-rich gel ink stays bold and bright on every page, making your writing pop and commands attention.
- • **Pinpoint Precision:** Ultra micro 0.38mm tip delivers razor-sharp, detailed writing and crisp lines for professional notes and creative projects.
- • **Smudge-Free Confidence:** Quick-drying formula ensures your work stays clean and legible—no more embarrassing ink smears during meetings or journaling.
- • **Sleek Minimalist Design:** Modern white barrel with integrated non-slip rubber grip combines style and comfort for long writing sessions.

## Overview

Uniball Gel Pens 12 Pack features ultra micro 0.38mm tips with vibrant, quick-drying black gel ink designed for smudge-free, precise writing. The sleek white barrel with ergonomic rubber grip ensures comfort and control, while color-coded clips add functional style. Ideal for professionals and creatives seeking flawless, bold notes and detailed work.

## Description

Step into the world of timeless elegance and unmatched craftsmanship. Uniball is a brand that incorporates its heritage into fine writing instruments. With innovation rooted heritage and commitment to excellence, Uniball has always provided a writing experience that stands up to the test of time. Indulge in writing with Uniball exclusive Japanese pen. Our legacy of precision and quality is evident in every stroke, allowing your thoughts to flow seamlessly into the paper as you move the pen. From gel pens to rollerball pens, ballpoint pens, fineliner pens, mechanical pencils, Uniball offers a comprehensive line of writing and preferences. Dive into the versatile world, from the Ultra Micro 0.38 for intricate details in the versatile tip sizes to the bold 1.0 for impressive highlighting. Whether you're sketching, journaling, taking notes, or bringing ideas alive, Uniball allows you to easily transition between strokes and give your sentence a unique dimension to attract eyes and inspire your soul. Holding a uni-ballpoint pen in your hand is not only a writing instrument but also a legacy of the pursuit of craftsmanship, innovation and perfection. Each pen is a testament to our commitment to providing unparalleled writing experience. Every word is a tribute to the art of communication. Start your story with Uniball, a blend of tradition and contemporary. Each stroke is an invitation to immerse yourself in the world of endless expressions. Join a discerning personal community appreciating quality, tradition, and the power of written words. Experience the magic of Uniball yourself and discover the joy of writing, transcending time and leaving permanent marks on every page.

Review: Good quality
Review: Una buena opción para plumas tipo bic. El punto de la. Punta muy fino. Excelente para caligrafía y letras más legible.

## Features

- ULTRA VIBRANT INK - Our innovative gel ink is formulated with pigments that are not absorbed into paper fibers for an extremely vibrant and bright writing experience
- MINIMALIST DESIGN - Sleek white barrel with integrated non-slip grip makes this pen a stylish writing tool for journaling
- QUICK DRYING FORMULA - Our quick drying gel pens are perfect for smudges, bleeding and smearing, making them ideal for crisp, easy-to-read notes and allocations
- COLOR CODED CLIPS - Strong spring-loaded wire clips open wide for easy attachment to documents, notebooks, folders The color indicator on the top of the pen makes it easy to identify the color of gel ink
- PRECISION AND CONTROL - Our 0.38mm ultra microtip makes lines and letters more accurate and precise, while the sturdy rubber grip ensures precise control when you make it

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09ZK13551 |
| Brand | uni-ball |
| Color | Black |
| Customer Reviews | 4.5 4.5 out of 5 stars (1,182) |
| Date First Available | May 16, 2022 |
| Included Components | Ink Cartridge |
| Ink Color | Black |
| Line Size | 0.38mm |
| Material Type | Rubber |
| Model Number | 70392 |
| Number of Items | 1 |
| Pencil Lead Degree (Hardness) | HB |
| Point Type | Chisel |
| Product Dimensions | 13.97 x 1.04 x 1.55 cm; 9.07 g |
| Shredded Shape | Quick Drying |

## Product Details

- **Age Range (Description):** Adult
- **Brand:** uni-ball
- **Color:** Black
- **Ink Color:** Black
- **Writing Instrument Form:** Multifunction Writing Instruments

## Images

![Uniball Gel Pens, 12 Pack, 0.38mm, Ultra Micro Black Ink, Smooth Writing, Office Supplies - Image 1](https://m.media-amazon.com/images/I/6164NEoARBL.jpg)
![Uniball Gel Pens, 12 Pack, 0.38mm, Ultra Micro Black Ink, Smooth Writing, Office Supplies - Image 2](https://m.media-amazon.com/images/I/61LTVUvMMLL.jpg)
![Uniball Gel Pens, 12 Pack, 0.38mm, Ultra Micro Black Ink, Smooth Writing, Office Supplies - Image 3](https://m.media-amazon.com/images/I/71LvCwBVKyL.jpg)
![Uniball Gel Pens, 12 Pack, 0.38mm, Ultra Micro Black Ink, Smooth Writing, Office Supplies - Image 4](https://m.media-amazon.com/images/I/71NrdP-7+PL.jpg)
![Uniball Gel Pens, 12 Pack, 0.38mm, Ultra Micro Black Ink, Smooth Writing, Office Supplies - Image 5](https://m.media-amazon.com/images/I/71UUZ8q5hLL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by N***D on August 10, 2022*

Good quality

### ⭐⭐⭐⭐⭐ Review
*by A***A on March 26, 2025*

Una buena opción para plumas tipo bic. El punto de la. Punta muy fino. Excelente para caligrafía y letras más legible.

### ⭐⭐⭐⭐⭐ Review
*by C***O on August 16, 2025*

Really enjoyable to write with. They put a precise and controllable deposit of ink onto the paper, suitable for fine work e.g. filling in the boxes on forms. Handwriting flows nicely. I prefer this 0.35 mm tip to the 0.5 ml tip version I've bought previously.

## Frequently Bought Together

- Uniball Gel Pen 12 Pack, 0.38mm Ultra Micro Black Ink, Smooth Writing Office Supplies
- Uni Ball One, Gel Ink 0.38mm Ballpoint Pen, 8 Colors Set (UMNS388C)

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**Shop now:** [https://www.desertcart.pl/products/729357702-uniball-gel-pens-12-pack-0-38mm-ultra-micro-black](https://www.desertcart.pl/products/729357702-uniball-gel-pens-12-pack-0-38mm-ultra-micro-black)

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-01-29*