---
product_id: 29229063
title: "uni-ball153528400 UB-185S Eye Needle Rollerball Pens, Black Tamper-Proof Ink, .5mm Needle Nib, Package of 5"
brand: "uni-ball"
price: "¥11688"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/29229063-uni-ball153528400-ub-185s-eye-needle-rollerball-pens-black-tamper
store_origin: JP
region: Japan
---

# waterproof, fade-proof, tamper-proof ink 0.5mm ultra-fine needle tip durable, pressure-resistant needle tip uni-ball153528400 UB-185S Eye Needle Rollerball Pens, Black Tamper-Proof Ink, .5mm Needle Nib, Package of 5

**Brand:** uni-ball
**Price:** ¥11688
**Availability:** ✅ In Stock

## Summary

> 🖋️ Write sharp, write smart — never miss a line with uni-ball Eye Needle!

## Quick Answers

- **What is this?** uni-ball153528400 UB-185S Eye Needle Rollerball Pens, Black Tamper-Proof Ink, .5mm Needle Nib, Package of 5 by uni-ball
- **How much does it cost?** ¥11688 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/29229063-uni-ball153528400-ub-185s-eye-needle-rollerball-pens-black-tamper)

## 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

- • **Built to Endure:** Strong, durable needle tip resists bending or breaking even under heavy pressure.
- • **All-Day Comfort Grip:** Ergonomic design supports both left and right-handed users for fatigue-free writing marathons.
- • **Leak-Free Confidence:** Secure capped top prevents leaks, keeping your pockets and papers spotless.
- • **Precision in Every Stroke:** 0.5mm needle nib delivers ultra-fine, unbroken lines for flawless technical writing and note-taking.
- • **Ink That Lasts and Protects:** Waterproof, fade-proof, and tamper-proof pigment ink ensures your work stays sharp and secure.

## Overview

The uni-ball Eye Needle Rollerball Pen pack of 5 features a 0.5mm ultra-fine needle tip with smooth-flowing, waterproof, fade-proof, and tamper-proof black pigment ink. Designed for durability and comfort, its strong needle tip resists bending, while the ergonomic grip supports extended writing sessions. The secure capped top ensures leak-free portability, making it ideal for professionals who demand precision and reliability in every note.

## Description

uni-ball153528400 UB-185S Eye Needle Rollerball Pens, Black Tamper-Proof Ink, .5mm Needle Nib, Package of 5

## Features

- The Eye Needle contains smooth-flowing pigment ink that is waterproof, fade proof, and tamper proof
- Strong, durable needle tip won't break or bend under pressure
- Ideal for taking short notes, working on lengthy projects, or technical writing
- 0.5mm nib creates ultra-fine, unbroken lines, black Ink in a Package of 5, capped top stays put and ensures that this pen will never leak in your pocket
- Comfortable grip is great for left or right handed users, and ensures you can keep writing all day long

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | uni-ball |
| Brand | uni-ball |
| Item Weight | 1.76 ounces |
| Package Dimensions | 6.69 x 2.44 x 0.55 inches |
| Item model number | 153528400 |
| Is Discontinued By Manufacturer | No |
| Color | Black |
| Closure | Click-Off Cap |
| Grip Type | ergonomic grip |
| Material Type | Plastic |
| Number of Items | 1 |
| Size | 5 Count (Pack of 1) |
| Point Type | Fine |
| Line Size | 0.5mm |
| Ink Color | Black |
| Tip Type | roller-ball |
| Manufacturer Part Number | 153528400 |

## Product Details

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

## Images

![uni-ball153528400 UB-185S Eye Needle Rollerball Pens, Black Tamper-Proof Ink, .5mm Needle Nib, Package of 5 - Image 1](https://m.media-amazon.com/images/I/61gNUMqXg0L.jpg)

## Available Options

This product comes in different **Color, Size, Style** options.

## Frequently Bought Together

- uni-ball 153528400 UB-185S Eye Needle Rollerball Pens, Black Tamper-Proof Ink, .5mm Needle Nib, Package of 5
- Uni-Ball EYE UB-157 Rollerball Pen 0.7mm Ball [Pack of 10] One of each colour
- uni-ball Eye Fine Rollerball Pen 0.7 mm Line Ub-157 Black Pack of 5

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**Shop now:** [https://www.desertcart.jp/products/29229063-uni-ball153528400-ub-185s-eye-needle-rollerball-pens-black-tamper](https://www.desertcart.jp/products/29229063-uni-ball153528400-ub-185s-eye-needle-rollerball-pens-black-tamper)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-26*