---
product_id: 237534971
title: "Eye UB-150-10E Broad Liquid Ink Rollerball Pens - 1.0mm - Black - Pack of 3"
brand: "uni-ball"
price: "€ 21.01"
currency: EUR
in_stock: true
reviews_count: 8
category: "Uni Ball"
url: https://www.desertcart.fi/products/237534971-eye-ub-150-10e-broad-liquid-ink-rollerball-pens-1
store_origin: FI
region: Finland
---

# Windowed barrel to track ink levels 1.0mm broad nib for bold lines Tamper-resistant, water & light proof ink Eye UB-150-10E Broad Liquid Ink Rollerball Pens - 1.0mm - Black - Pack of 3

**Brand:** uni-ball
**Price:** € 21.01
**Availability:** ✅ In Stock

## Summary

> 🖋️ Write Bold. Write Secure. Write Uni-ball.

## Quick Answers

- **What is this?** Eye UB-150-10E Broad Liquid Ink Rollerball Pens - 1.0mm - Black - Pack of 3 by uni-ball
- **How much does it cost?** € 21.01 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/237534971-eye-ub-150-10e-broad-liquid-ink-rollerball-pens-1)

## 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

- • **Bold, Broad Strokes:** 1.0mm nib delivers a smooth 0.65mm line for standout writing.
- • **Unmatched Ink Security:** Super Ink resists water, light, and fraudulent tampering.
- • **Ink Visibility at a Glance:** Transparent barrel window keeps you ahead of ink depletion.
- • **Effortless Flow, Every Time:** Uni-Flow System guarantees consistent, skip-free writing till the last drop.
- • **Trusted Japanese Craftsmanship:** Made in Japan by Mitsubishi Pencil Co, blending precision with reliability.

## Overview

The uni-ball Eye UB-150-10E is a premium pack of three black liquid ink rollerball pens featuring a broad 1.0mm nib that produces a 0.65mm line. Designed with a windowed barrel for easy ink monitoring and equipped with Uni's patented Uni-Flow System, these pens ensure smooth, consistent writing. Their Super Ink is water, light, and tamper-resistant, making them ideal for professional documents. Crafted in Japan, these pens combine style, security, and performance for the discerning professional.

## Description

Pack of 3 Liquid Ink Rollerball Pens from Uni-Ball. This product is made in Japan.

Review: Great item - lovely pen set
Review: Good price. - Good price, they write just like a fountain pen with the ink recommended.

## Features

- The UB-150-10 is the newest addition to Uni Ball's best-selling Eye range, sporting an extra large 1.0mm nib which delivers a broad 0.65mm line.
- Each pen features the Eye's signature windowed barrel, allowing you to monitor your ink usage.
- Inside the barrel, the Uni-Flow System ensures smooth writing performance to the very last drop of ink.
- Features Uni's high quality "Super Ink", which is not only water and light resistant, but also "Tamper-Resistant", meaning that the ink cannot be washed off using chemicals and solutions used by people to fraudulently modify documents.
- This set contains three pens with black ink.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07RLG5R95 |
| Best Sellers Rank | 9,196 in Stationery & Office Supplies ( See Top 100 in Stationery & Office Supplies ) 28 in Rollerball Pens |
| Brand | uni-ball |
| Closure | Click-Off Cap |
| Colour | black |
| Customer Reviews | 4.6 4.6 out of 5 stars (156) |
| Date First Available | 15 Feb. 2019 |
| Grip Type | Ribbed |
| Ink Colour | Black |
| Item Weight | 30 g |
| Line Size | 0_65mm |
| Manufacturer | Mitsubishi Pencil Co UK Ltd |
| Manufacturer Part Number | UB-150-10 |
| Material Type | Plastic |
| Model Number | UB-150-10 |
| Number of Items | 3 |
| Point Type | Medium |
| Product Dimensions | 14 x 8 x 1 cm; 30 g |
| Size | 1 count (Pack of 3) |

## Product Details

- **Age range (description):** Baby
- **Brand:** uni-ball
- **Colour:** black
- **Ink colour:** Black
- **Material:** Plastic
- **Model name:** UB - 150 - 10
- **Point type:** Medium
- **Special feature:** Liquid Ink
- **Unit count:** 3 count
- **Writing instrument form:** Roller Ball Pen

## Images

![Eye UB-150-10E Broad Liquid Ink Rollerball Pens - 1.0mm - Black - Pack of 3 - Image 1](https://m.media-amazon.com/images/I/71q3yjE8KOL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great item
*by N***L on 24 December 2025*

lovely pen set

### ⭐⭐⭐⭐⭐ Good price.
*by W***S on 27 September 2025*

Good price, they write just like a fountain pen with the ink recommended.

### ⭐⭐⭐⭐⭐ Bigger writing tip
*by J***J on 3 May 2025*

Slightly broader writing ball than most so perfect for documents etc

## Frequently Bought Together

- uni-ball Eye UB-150-10 Broad Liquid Ink Rollerball Pens - 1.0mm - Black - Pack of 3
- Uni-Ball UB-150-10 Eye On Point Stay Gold Broad Ballpoint Blue Pens. Premium 1.0mm Rollerball Tip for Super Smooth Handwriting. Fade and Water Resistant Liquid Uni Super Ink. Pack of 3
- Uni-ball UB-157 Eye Black 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. Pack of 5

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**Shop now:** [https://www.desertcart.fi/products/237534971-eye-ub-150-10e-broad-liquid-ink-rollerball-pens-1](https://www.desertcart.fi/products/237534971-eye-ub-150-10e-broad-liquid-ink-rollerball-pens-1)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-02-23*