---
product_id: 133652266
title: "Uni-ball Eye Fine Rollerball Pen 0.7 mm Line Ub-157 Black Pack of 5"
brand: "uni-ball"
price: "AR$27074"
currency: ARS
in_stock: true
reviews_count: 13
category: "Uni Ball"
url: https://www.desertcart.com.ar/products/133652266-uni-ball-eye-fine-rollerball-pen-0-7-mm-line
store_origin: AR
region: Argentina
---

# water & fade resistant ink Uni-flow continuous ink system 0.7mm smooth medium line Uni-ball Eye Fine Rollerball Pen 0.7 mm Line Ub-157 Black Pack of 5

**Brand:** uni-ball
**Price:** AR$27074
**Availability:** ✅ In Stock

## Summary

> 🖋️ Write Boldly, Lastingly, Effortlessly.

## Quick Answers

- **What is this?** Uni-ball Eye Fine Rollerball Pen 0.7 mm Line Ub-157 Black Pack of 5 by uni-ball
- **How much does it cost?** AR$27074 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/133652266-uni-ball-eye-fine-rollerball-pen-0-7-mm-line)

## 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 & Protects:** Fade-proof, water-resistant Uni-Super-Ink keeps your notes sharp and tamper-proof.
- • **Effortless Precision Writing:** Experience flawless 0.7mm medium lines that glide smoothly on every page.
- • **Pack of 5 for Ultimate Value:** Stay stocked and ready—perfect for professionals who demand reliability daily.
- • **Consistent Flow, No Interruptions:** Uni-flow system guarantees uninterrupted ink delivery until the very last drop.
- • **Sleek Design Meets Everyday Function:** Modern, ambidextrous grip and snap closure for stylish comfort at work or school.

## Overview

The Uni-ball Eye Fine Rollerball Pen (0.7mm) pack of 5 combines precision writing with advanced Uni-Super-Ink technology that is fade-proof, water-resistant, and tamper-proof. Featuring a smooth ink flow system and a sleek, ambidextrous design, these pens deliver consistent, sharp black lines ideal for professional, academic, or personal use.

## Description

Uni-Ball are a trusted brand of ballpoint pen, bring you one of the most popular rollerball pens in the world. Uni-Ball UB157 range of writing instruments contains Uni-Super-Ink which is fade resistant, water resistant and tamper proof. The unique Uni system that gives you confidence to have a uniform ink flow until the end of the ink. Medium (0.7mm). The package contains 5 x units. Especially even writing. Contains unique Fade Proof Super Ink For daily use in the home, office or school.

Review: Great pens for artwork - I love the Uni ball eye pens, great flow
Review: awesome - awesome

## Features

- Rollerball pen with decorative design.
- Uni-flow system ensures continuous writing to the last drop of ink.
- Uniball pens are ideal for home, work or school.
- Creates a smooth medium line in black ink.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B004151CSE |
| Additional Features | Fade Proof |
| Age Range Description | Adult |
| Best Sellers Rank | #75,168 in Office Products ( See Top 100 in Office Products ) #186 in Liquid Ink Rollerball Pens |
| Body Shape | Round |
| Brand Name | Uni-Ball |
| Closure Type | Snap |
| Color | Black |
| Customer Reviews | 4.5 4.5 out of 5 stars (279) |
| Drill Point | Fine |
| Global Trade Identification Number | 00634385892730 |
| Grip Type | Smooth |
| Hand Orientation | Ambidextrous |
| Hardness | H |
| Ink Base | Water |
| Ink Color | Black |
| Item Dimensions | 9.06 x 6.61 x 0.63 inches |
| Item Weight | 50 g |
| Line Size | 0_7mm |
| Manufacturer | UniBall |
| Material Type | Plastic |
| Model Name | Ub-157 |
| Model Number | UB157 |
| Recommended Uses For Product | Writing |
| Style | Modern |
| UPC | 634385892730 |
| Unit Count | 157 Count |
| Water Resistance Level | Water Resistant |
| Writing Instrument Form | Roller Ball Pen |
| Writing Technique | rollerball |

## Product Details

- **Age Range (Description):** Adult
- **Brand:** Uni-Ball
- **Color:** Black
- **Ink Color:** Black
- **Writing Instrument Form:** Roller Ball Pen

## Images

![Uni-ball Eye Fine Rollerball Pen 0.7 mm Line Ub-157 Black Pack of 5 - Image 1](https://m.media-amazon.com/images/I/61SVy5s99sL.jpg)
![Uni-ball Eye Fine Rollerball Pen 0.7 mm Line Ub-157 Black Pack of 5 - Image 2](https://m.media-amazon.com/images/I/51yHOWpbI1L.jpg)
![Uni-ball Eye Fine Rollerball Pen 0.7 mm Line Ub-157 Black Pack of 5 - Image 3](https://m.media-amazon.com/images/I/21nrjd7g-tL.jpg)

## Questions & Answers

**Q: Does this pen have waterproof ink?**
A: The ones I bought are waterproof, but important to give it a little time to dry or it does bleed a bit.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great pens for artwork
*by K***N on September 3, 2026*

I love the Uni ball eye pens, great flow

### ⭐⭐⭐⭐⭐ awesome
*by P***Y on May 21, 2026*

awesome

### ⭐⭐⭐⭐⭐ Perfect
*by J***R on March 2, 2026*

Didn’t know these were still available. This blue has been my signature color for 15 years

## Frequently Bought Together

- uni-ball Eye Fine Rollerball Pen 0.7 mm Line Ub-157 Black Pack of 5
- Uni-Ball EYE UB-157 Rollerball Pen 0.7mm Ball [Pack of 10] One of each colour
- Uni-Ball EYE UB-157 Fine Liquid Ink Rollerball Pen - Tropical Set - Pack of 5

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**Shop now:** [https://www.desertcart.com.ar/products/133652266-uni-ball-eye-fine-rollerball-pen-0-7-mm-line](https://www.desertcart.com.ar/products/133652266-uni-ball-eye-fine-rollerball-pen-0-7-mm-line)

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*Product available on Desertcart Argentina*
*Store origin: AR*
*Last updated: 2026-09-16*