---
product_id: 19848193
title: "EnerGel RTX Gel Pen, Retractable, Fine 0.5 mm, Blue Ink, Blue/Light Blue Barrel"
brand: "pentel"
price: "¥1436"
currency: JPY
in_stock: true
reviews_count: 13
category: "Pentel"
url: https://www.desertcart.jp/products/19848193-energel-rtx-gel-pen-retractable-fine-0-5-mm-blue
store_origin: JP
region: Japan
---

# Smooth liquid gel ink flow Refillable for sustainability 0.5mm ultra-fine precision EnerGel RTX Gel Pen, Retractable, Fine 0.5 mm, Blue Ink, Blue/Light Blue Barrel

**Brand:** pentel
**Price:** ¥1436
**Availability:** ✅ In Stock

## Summary

> 🖋️ Write sharp, write smart—because your ideas deserve the best.

## Quick Answers

- **What is this?** EnerGel RTX Gel Pen, Retractable, Fine 0.5 mm, Blue Ink, Blue/Light Blue Barrel by pentel
- **How much does it cost?** ¥1436 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/19848193-energel-rtx-gel-pen-retractable-fine-0-5-mm-blue)

## Best For

- pentel enthusiasts

## Why This Product

- Trusted pentel brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Sleek Blue Aesthetic:** Stand out with a sophisticated blue/light blue barrel that complements your modern workspace.
- • **Trusted by Thousands:** Join over 1,000 satisfied professionals who rate this pen 4.4 stars for reliability and style.
- • **Effortless Smoothness:** Glide through your workday with liquid gel ink that skips less and impresses more.
- • **Eco-Savvy Refill Ready:** Keep your pen going strong with easy refills—because sustainability never goes out of style.
- • **Precision at Your Fingertips:** Experience flawless 0.5mm needle tip writing for crisp, professional notes.

## Overview

The Pentel EnerGel RTX Gel Pen features a 0.5mm fine needle tip delivering precise, smooth blue ink writing. Its refillable design supports sustainability, while the sleek blue barrel adds a professional touch. Lightweight and trusted by over 1,000 users, this pen is perfect for adults seeking reliable, high-quality writing instruments.

## Description

Pentel Energel Knock Ballpoint Pen, 0.5mm Needle Tip, Blue Ink, Blue Body with Blue Accent

Review: Neat and tidy writing ability - This is a great pen. Writes smoothly with no skips.
Review: A fine pen! - I try looking everywhere for this type. The only ones I find are .07 point. But .05 is my favorite. Glad I found it.

## Features

- Pentel Ballpoint Pen
- Energel Ink
- Blue Ink

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000WH0RS6 |
| Additional Features | Refillable |
| Age Range (Description) | Adult |
| Age Range Description | Adult |
| Best Sellers Rank | #323,346 in Office Products ( See Top 100 in Office Products ) #7,951 in Ballpoint Pens |
| Body Shape | Round |
| Brand | Pentel |
| Brand Name | Pentel |
| Closure Type | Snap |
| Color | Blue Body with Blue Accent |
| Customer Reviews | 4.4 out of 5 stars 1,034 Reviews |
| Drill Point | Fine |
| Global Trade Identification Number | 04902506070906 |
| Grip Type | smooth |
| Hand Orientation | Left |
| Included Components | 1x EnerGel RTX Liquid Gel Pen Refill, 0.5mm/0.7mm NEEDLE Tip |
| Ink Color | Blue |
| Item Diameter | 0.5 millimeters |
| Item Weight | 4.54 g |
| Line Size | 0.5mm or 0.7mm |
| Manufacturer | Pentel |
| Material | Stainless Steel |
| Material Type | Stainless Steel |
| Model Name | EnerGel RTX Liquid Gel Pen (needle tip) |
| Model Number | BLN75-CO-PC |
| Recommended Uses For Product | Writing |
| Style | Refillable |
| Theme | Stationery |
| UPC | 799916030316 |
| Unit Count | 1 Count |
| Water Resistance Level | Not Water Resistant |
| Writing Instrument Form | Ballpoint Pen |
| Writing Technique | ballpoint |

## Product Details

- **Age Range (Description):** Adult
- **Brand:** Pentel
- **Color:** Blue Body with Blue Accent
- **Ink Color:** Blue
- **Writing Instrument Form:** Ballpoint Pen

## Images

![EnerGel RTX Gel Pen, Retractable, Fine 0.5 mm, Blue Ink, Blue/Light Blue Barrel - Image 1](https://m.media-amazon.com/images/I/51v0xgAMrcL.jpg)
![EnerGel RTX Gel Pen, Retractable, Fine 0.5 mm, Blue Ink, Blue/Light Blue Barrel - Image 2](https://m.media-amazon.com/images/I/91n5UQ-7teL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Neat and tidy writing ability
*by Q***R on November 4, 2024*

This is a great pen. Writes smoothly with no skips.

### ⭐⭐⭐⭐⭐ A fine pen!
*by D***E on September 22, 2021*

I try looking everywhere for this type. The only ones I find are .07 point. But .05 is my favorite. Glad I found it.

### ⭐⭐⭐⭐ pen
*by J***E on January 3, 2017*

good writing,nice looking

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**Shop now:** [https://www.desertcart.jp/products/19848193-energel-rtx-gel-pen-retractable-fine-0-5-mm-blue](https://www.desertcart.jp/products/19848193-energel-rtx-gel-pen-retractable-fine-0-5-mm-blue)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-08-25*