---
product_id: 251617989
title: "Uni-Ball UB-150 Eye Micro Liquid Ink Rollerball Pen 4-Pack, 0.5 mm Tip Size, Black/Blue/Green/Red"
brand: "uni-ball"
price: "A$12"
currency: AUD
in_stock: true
reviews_count: 13
category: "Uni Ball"
url: https://www.desertcart.com.au/products/251617989-uni-ball-ub-150-eye-micro-liquid-ink-rollerball-pen
store_origin: AU
region: Australia
---

# 4 vibrant ink colors included Smooth liquid ink flow 0.5mm micro tip for precision Uni-Ball UB-150 Eye Micro Liquid Ink Rollerball Pen 4-Pack, 0.5 mm Tip Size, Black/Blue/Green/Red

**Brand:** uni-ball
**Price:** A$12
**Availability:** ✅ In Stock

## Summary

> 🖋️ Write sharp, write smooth — your signature style starts here!

## Quick Answers

- **What is this?** Uni-Ball UB-150 Eye Micro Liquid Ink Rollerball Pen 4-Pack, 0.5 mm Tip Size, Black/Blue/Green/Red by uni-ball
- **How much does it cost?** A$12 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/251617989-uni-ball-ub-150-eye-micro-liquid-ink-rollerball-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

- • **Gift-Ready Set:** A stylish 4-pack that’s the perfect thoughtful gift for colleagues, creatives, and pen enthusiasts.
- • **Effortless Smoothness:** Uni-flow liquid ink system ensures consistent, skip-free writing that glides like a dream.
- • **Vibrant Color Variety:** Includes black, blue, red, and green inks to organize, highlight, and personalize your work.
- • **Precision in Every Stroke:** Micro 0.5mm tip delivers crisp, detailed handwriting for professional notes and creative flair.
- • **Ergonomic Grip & Compact Design:** Comfortable body for optimal control, perfectly sized to carry anywhere without bulk.

## Overview

The Uni-Ball UB-150 Eye Micro Liquid Ink Rollerball Pen 4-Pack features a precise 0.5mm micro tip and a unique uni-flow system for smooth, consistent ink delivery. This set includes four vibrant colors—black, blue, red, and green—housed in an ergonomic, compact design ideal for professionals and creatives seeking flawless handwriting and effortless portability.

## Description

From the manufacturer Uni-ball Eye Micro UB-150 The Micro 0.5mm nib is perfect for delicate, precise handwriting. Its high quality micro rollerball combined with a unique uni-flow’ system ensures ink flows evenly to give you a smooth writing experience down to the last drop. Features Rollerball Micro Smooth rollerball nib Consistent ink flow Ink barrel window

Review: Very cool - Very good
Review: Must have - Perfection

## Features

- Rollerball tip offers a smooth writing experience
- Body helps you to have optimum grip and control while writing
- Glides effortless over the paper
- Compact design helps you to carry it easily without any hassle
- Perfect as a gift for your friends and family

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00ON14D5A |
| Additional Features | Liquid Ink |
| Age Range Description | Adult |
| Age range (description) | Adult |
| Animal Theme | no animal theme |
| Best Sellers Rank | #176 in Office Products ( See Top 100 in Office Products ) #3 in Liquid Ink Rollerball Pens |
| Body Shape | Round |
| Brand | uni-ball |
| Brand Name | uni-ball |
| Closure Type | Click-Off Cap |
| Color | Black, Blue, Red, Green |
| Colour | Black, Blue, Red, Green |
| Country of Publication | Japan |
| Customer Reviews | 4.6 out of 5 stars 1,075 Reviews |
| Drill Point | Micro |
| Grip Type | Smooth |
| Hand Orientation | Ambidextrous |
| Included Components | 4 pieces. uni-ball __PLACEHOLDER_BRAND_1__ UB-150 Liquid Ink Ballpoint Pen |
| Ink Base | Water |
| Ink Color | Blue Red,Black,Red |
| Ink colour | Blue Red,Black,Red |
| Item Diameter | 0.5 Millimeters |
| Item Dimensions | 14.8 x 7.3 x 2.2 centimeters |
| Item Type Name | Liquid Ink Rollerball Pen Set |
| Item Weight | 0.04 Kilograms |
| Line Size | 0.5mm |
| Manufacturer | Mitsubishi Pencil Company Limited |
| Material | Plastic |
| Material Type | Plastic |
| Model Name | UB-150 |
| Model Number | 0620944175857 |
| Recommended Uses For Product | Writing |
| Style | Modern |
| Subject Character | no subject character |
| Theme | Plain |
| UPC | 620944175857 |
| Unit Count | 4 Piece |
| Water Resistance Level | Waterproof |
| Writing Instrument Form | Roller Ball Pen |
| Writing Technique | rollerball |
| Writing instrument form | Roller Ball Pen |

## Product Details

- **Age range (description):** Adult
- **Brand:** uni-ball
- **Colour:** Black, Blue, Red, Green
- **Ink colour:** Blue Red,Black,Red
- **Writing instrument form:** Ballpoint Pen

## Images

![Uni-Ball UB-150 Eye Micro Liquid Ink Rollerball Pen 4-Pack, 0.5 mm Tip Size, Black/Blue/Green/Red - Image 1](https://m.media-amazon.com/images/I/61l592EBPUL.jpg)
![Uni-Ball UB-150 Eye Micro Liquid Ink Rollerball Pen 4-Pack, 0.5 mm Tip Size, Black/Blue/Green/Red - Image 2](https://m.media-amazon.com/images/I/419pwNMZDnL.jpg)
![Uni-Ball UB-150 Eye Micro Liquid Ink Rollerball Pen 4-Pack, 0.5 mm Tip Size, Black/Blue/Green/Red - Image 3](https://m.media-amazon.com/images/I/41Ep4Z18r8L.jpg)
![Uni-Ball UB-150 Eye Micro Liquid Ink Rollerball Pen 4-Pack, 0.5 mm Tip Size, Black/Blue/Green/Red - Image 4](https://m.media-amazon.com/images/I/41o0gzcCu8L.jpg)
![Uni-Ball UB-150 Eye Micro Liquid Ink Rollerball Pen 4-Pack, 0.5 mm Tip Size, Black/Blue/Green/Red - Image 5](https://m.media-amazon.com/images/I/41ycj2vh51L.jpg)

## Available Options

This product comes in different **Unit Count** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Very cool
*by A***文 on 12 January 2026*

Very good

### ⭐⭐⭐⭐⭐ Must have
*by V***C on 17 September 2025*

Perfection

### ⭐⭐⭐⭐⭐ Good
*by C***N on 11 August 2024*

Good quality

## Frequently Bought Together

- uni-ball UB-150 Liquid Ink Rollerball Pen - Fine 0.5mm Tip - Black, Blue, Green, Red - Pack of 4
- uni-ball Eye Micro UB-150 Rollerball Pens - Black, Pack of 5

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-08-12*