---
product_id: 318168949
title: "Uni-Ball Eye Micro UB-150 0.5 mm Rollerball Pen - Blue (One Pen)"
brand: "uni-ball"
price: "€ 2.91"
currency: EUR
in_stock: true
url: https://www.desertcart.pt/products/318168949-uni-ball-eye-micro-ub-150-0-5-mm-rollerball
store_origin: PT
region: Portugal
---

# Waterproof & fade-resistant ink Visible ink level window 0.5mm precision nib Uni-Ball Eye Micro UB-150 0.5 mm Rollerball Pen - Blue (One Pen)

**Brand:** uni-ball
**Price:** € 2.91
**Availability:** ✅ In Stock

## Summary

> 🖋️ Write sharp, stay sharp — the pen that means business.

## Quick Answers

- **What is this?** Uni-Ball Eye Micro UB-150 0.5 mm Rollerball Pen - Blue (One Pen) by uni-ball
- **How much does it cost?** € 2.91 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/318168949-uni-ball-eye-micro-ub-150-0-5-mm-rollerball)

## 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

- • **Retractable convenience:** No cap, no hassle—quickly deploy your pen and get to work with smooth, uninterrupted flow.
- • **Sleek, lightweight design:** At just 1 gram and 14 cm long, this stainless steel pen fits perfectly in your hand and your professional image.
- • **Precision that speaks volumes:** Ultra-fine 0.5mm nib delivers crisp, clean lines for flawless note-taking and professional documents.
- • **Stay in control, never run dry:** Transparent barrel window lets you monitor ink levels at a glance—no surprises during critical moments.
- • **Ink that lasts as long as your ideas:** Waterproof, fade-resistant liquid pigment ink ensures your work stays vibrant and smudge-free over time.

## Overview

The Uni-Ball Eye Micro UB-150 is a sleek, stainless steel rollerball pen featuring a precise 0.5mm nib that produces fine 0.2mm lines. Its waterproof, fade-resistant liquid pigment ink ensures long-lasting, vibrant blue writing. The pen includes a transparent barrel window to easily track ink levels and a retractable design for quick, professional use.

## Description

Eye Micro UB-150 0.5 mm Rollerball Pen - Blue (One Pen)

## Features

- Barrel window shows how much ink is left
- Waterproof and fade-resistant liquid pigment ink
- Nib of 0.5mm produces line width of 0.2mm

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Mitsubishi |
| Brand | uni-ball |
| Model number | F045040 S |
| Product Dimensions | 14 x 0.7 x 0.7 cm; 1 g |
| Color | Blue |
| Closure | Retractable |
| Grip Type | NA - Not Applicable (Standard Round Grip) |
| Material Type | Stainless Steel |
| Number of Items | 1 |
| Size | 1 Count (Pack of 1) |
| Point Type | Fine |
| Line Size | 0.5mm |
| Ink Color | Blue |
| Manufacturer Part Number | F045040 S |
| Item Weight | 1 g |

## Product Details

- **Brand:** uni-ball
- **Writing instrument form:** Roller Ball Pen
- **Colour:** Blue
- **Ink colour:** Blue
- **Age range (description):** Adult

## Images

![Uni-Ball Eye Micro UB-150 0.5 mm Rollerball Pen - Blue (One Pen) - Image 1](https://m.media-amazon.com/images/I/51NfmsNs-9L.jpg)

## Available Options

This product comes in different **Color** options.

## Frequently Bought Together

- Uni-Ball Eye Micro UB-150 0.5 mm Rollerball Pen - Blue (One Pen)
- uni-ball Eye Micro Ub-150 Gel Ink Pen - 0.5 mm - Pack of 6-2 x Black, 2 x Blue, 2 x Red - In Gift Box
- uni-ball Eye Micro UB-150 Fine Rollerball Pen - Blue, Pack of 3

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**Shop now:** [https://www.desertcart.pt/products/318168949-uni-ball-eye-micro-ub-150-0-5-mm-rollerball](https://www.desertcart.pt/products/318168949-uni-ball-eye-micro-ub-150-0-5-mm-rollerball)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-04-24*