---
product_id: 54427791
title: "UB-188-M Micro Air Rollerball Pens. Premium 0.5mm Nib for Super Smooth Handwriting. Writes Like a Fountain Pen. Fade and Water Resistant Liquid Uni Super Ink. Box of 12 Black Ballpoint Pens"
brand: "uni-ball"
price: "€ 56.54"
currency: EUR
in_stock: true
url: https://www.desertcart.nl/products/54427791-ub-188-m-micro-air-rollerball-pens-premium-0-5mm
store_origin: NL
region: Netherlands
---

# Fade & water resistant Uni Super Ink Frictionless metal ball for smooth flow 0.5mm premium micro nib for precision UB-188-M Micro Air Rollerball Pens. Premium 0.5mm Nib for Super Smooth Handwriting. Writes Like a Fountain Pen. Fade and Water Resistant Liquid Uni Super Ink. Box of 12 Black Ballpoint Pens

**Brand:** uni-ball
**Price:** € 56.54
**Availability:** ✅ In Stock

## Summary

> 🖊️ Write Boldly, Last Impressively.

## Quick Answers

- **What is this?** UB-188-M Micro Air Rollerball Pens. Premium 0.5mm Nib for Super Smooth Handwriting. Writes Like a Fountain Pen. Fade and Water Resistant Liquid Uni Super Ink. Box of 12 Black Ballpoint Pens by uni-ball
- **How much does it cost?** € 56.54 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/54427791-ub-188-m-micro-air-rollerball-pens-premium-0-5mm)

## 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

- • **Ink That Lasts:** Uni Super Ink bonds to paper fibers, ensuring your notes stay vibrant and resistant to fading, water, and chemicals.
- • **Sleek & Comfortable:** Ergonomic grip and stylish metal-plastic build make every writing session a pleasure, elevating your desk game.
- • **Leak-Free Confidence:** Innovative capped design prevents leaks, so you can carry your pen worry-free in your pocket or bag.
- • **Adaptive Line Control:** Light pressure delivers fine lines (0.25mm), while firmer strokes produce bold, expressive writing—perfect for technical and creative tasks.
- • **Precision Meets Elegance:** Experience ultra-smooth handwriting with a 0.5mm micro nib that writes like a fountain pen but with rollerball reliability.

## Overview

The UB-188-M Micro Air Rollerball Pen combines a premium 0.5mm nib with Uni Super Ink technology for fade- and water-resistant writing. Its frictionless metal ball ensures smooth ink flow at any angle, while the ergonomic design and leak-proof cap make it a reliable, stylish choice for professionals seeking precision and durability in a pack of 12 black pens.

## Description

UB-188-M Micro Air Rollerball Pens. Premium 0.5mm Nib for Super Smooth Handwriting. Writes Like a Fountain Pen. Fade and Water Resistant Liquid Uni Super Ink. Box of 12 Black Ballpoint Pens

## Features

- Freedom of a fountain pen with the security of a roller-ball with no leaks, the Air’s unique metal ball can move without friction when the pen is held at an angle
- Filled with Uni-Ball Super Ink, an advanced ink formula that bonds to paper fibers, fade resistant, water resistant, and acid free, resistant to chemicals that wash dye-based ink from checks
- Light pressure will give a finer line as ink is transferred by the ball itself, firmer pressure allows the ink to flow freely around the ball for a thicker line
- Will give you a finer line width between 0.25mm - 0.45mm, perfect for technical writing or small printing, Black Ink in a Box of 12
- Sleek, elegant look and feel that is comfortable and easy to grip, capped top stays put and ensures that this pen will never leak in your pocket

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Mitsubishi Pencil Company |
| Brand | uni-ball |
| Model Number | 190470000 |
| Product Dimensions | 2.8 x 8.1 x 14.6 cm; 100 g |
| Colour | black |
| Closure | Click-Off Cap |
| Grip Type | Ergonomic handle |
| Pencil Lead Degree (Hardness) | F |
| Material Type | Metal Plastic |
| Number of Items | 12 |
| Size | 1 count (Pack of 12) |
| Point Type | Micro |
| Line Size | 0_25mm_und_0_45mm |
| Ink Colour | Black |
| Manufacturer Part Number | UBA-188-M |
| Item Weight | 100 g |

## Product Details

- **Brand:** uni-ball
- **Writing instrument form:** Roller Ball Pen
- **Colour:** black
- **Ink colour:** Black
- **Age range (description):** Adult
- **Material:** Metal Plastic
- **Point type:** Micro
- **Special feature:** Lightweight, Liquid Ink, Pocket Clip, Quick Drying
- **Unit count:** 12.0 Count
- **Model name:** UBA-188-M

## Images

![UB-188-M Micro Air Rollerball Pens. Premium 0.5mm Nib for Super Smooth Handwriting. Writes Like a Fountain Pen. Fade and Water Resistant Liquid Uni Super Ink. Box of 12 Black Ballpoint Pens - Image 1](https://m.media-amazon.com/images/I/71X1oelZtCL.jpg)

## Available Options

This product comes in different **Style Name** options.

## Questions & Answers

**Q: are these pens fine or medium tip?**
A: I would say they are fine. The uni-ball air (without the micro part) are thicker if you need a thicker tip otherwise I would say these are similar to biro tips in terms of size.

## Frequently Bought Together

- uni-ball UB-188-M Micro Air Rollerball Pens. Premium 0.5mm Nib for Super Smooth Handwriting. Writes Like a Fountain Pen. Fade and Water Resistant Liquid Uni Super Ink. Box of 12 Black Ballpoint Pens
- Pukka Pad, A4 Metallic Jotta Book 3 Pack – 21 x 30cm – Wirebound Notebook with 8mm Lines and 80GSM Paper – Features 4-Hole Punch Margins and Perforated Edges - 200 Pages, Green
- uni-ball UB-157 Eye Rollerball Pens. Premium Fine 0.7mm Ballpoint Tip for Super Smooth Handwriting, Drawing, Art, Crafts and Colouring. Fade and Water Resistant Liquid Uni Super Ink. Box of 12 Black

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**Shop now:** [https://www.desertcart.nl/products/54427791-ub-188-m-micro-air-rollerball-pens-premium-0-5mm](https://www.desertcart.nl/products/54427791-ub-188-m-micro-air-rollerball-pens-premium-0-5mm)

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-01-25*