---
product_id: 304658098
title: "UBA-188-L Fountain Pen Tip 0.7mm Air Rollerball Pens 12pack Blue Gel"
brand: "uni-ball"
price: "¥5520"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/304658098-uba-188-l-fountain-pen-tip-0-7mm-air-rollerball
store_origin: JP
region: Japan
---

# Water-resistant ink 12-pack convenience 0.7mm precision tip UBA-188-L Fountain Pen Tip 0.7mm Air Rollerball Pens 12pack Blue Gel

**Brand:** uni-ball
**Price:** ¥5520
**Availability:** ✅ In Stock

## Summary

> 🖋️ Write Your Story with Style!

## Quick Answers

- **What is this?** UBA-188-L Fountain Pen Tip 0.7mm Air Rollerball Pens 12pack Blue Gel by uni-ball
- **How much does it cost?** ¥5520 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/304658098-uba-188-l-fountain-pen-tip-0-7mm-air-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

- • **Ink That Lasts:** Uni-Ball Super Ink bonds to paper fibers for fade and water resistance.
- • **Sleek & Stylish:** Elegant design that feels great in your hand and fits seamlessly into your professional life.
- • **Leak-Proof Assurance:** Capped top ensures no leaks, keeping your pockets ink-free.
- • **Versatile Line Width:** Adjust your pressure for a fine or bold line, perfect for any writing style.
- • **Unleash Your Creativity:** Experience the freedom of a fountain pen with the reliability of a rollerball.

## Overview

The uni-ball UBA-188-L Fountain Pen combines the elegance of a fountain pen with the practicality of a rollerball. Featuring a 0.7mm tip and Uni-Ball Super Ink, this 12-pack offers water and fade resistance, making it ideal for both everyday writing and artistic endeavors. Its sleek design and leak-proof cap ensure a professional look without the mess.

## Description

UBA-188-L Fountain Pen Tip 0.7mm Air Rollerball Pens 12pack Blue Gel

## 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
- Average line width between 0.355mm and 0.55mm when varying with the pressure applied, making the pen perfect for writing or calligraphy, blue 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 | Uni-Ball |
| Brand | uni-ball |
| Model number | 190512000 |
| Product Dimensions | 1.6 x 1.4 x 14 cm; 1.1 g |
| Color | Blue Gel |
| Closure | Click-Off Cap |
| Material Type | Metal |
| Number of Items | 12 |
| Size | 12pack |
| Point Type | Medium |
| Ink Color | Blue |
| Tip Type | roller-ball |
| Manufacturer Part Number | 190512000 |
| Item Weight | 1.1 g |

## Product Details

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

## Images

![UBA-188-L Fountain Pen Tip 0.7mm Air Rollerball Pens 12pack Blue Gel - Image 1](https://m.media-amazon.com/images/I/81Po-qrlfwL.jpg)

## Frequently Bought Together

- uni-ball UB-188-L Rollerball Pens. Premium 0.7mm Medium Nib for Super Smooth Handwriting. Writes Like a Fountain Pen. Fade and Water Resistant Liquid Uni Super Ink. Box of 12 Blue Ballpoint Pens
- uni-ball AIR - 0.7mm Medium Rollerball - Box of 12 - Black - UBA-188-L
- uni-ball AIR - 0.7mm Medium Rollerball - 6 Pack - Red - UBA-188-L

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**Shop now:** [https://www.desertcart.jp/products/304658098-uba-188-l-fountain-pen-tip-0-7mm-air-rollerball](https://www.desertcart.jp/products/304658098-uba-188-l-fountain-pen-tip-0-7mm-air-rollerball)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-22*