# Pentel EnerGel RTX Liquid Gel Pen (1.0mm) Bold Line

### Bold Expression, Effortless Flow

The EnerGel RTX Liquid Gel Pen with 1.0mm bold tip delivers exceptionally smooth, vibrant lines that make every word stand out. Engineered with Pentel's advanced liquid gel ink technology, this pen combines the best qualities of gel and rollerball pens for a writing experience that's both expressive and reliable.

### Key Features

-   **1.0mm Bold Tip** – Creates thick, dramatic lines perfect for signatures, headings, and making a statement
-   **High-Performance Liquid Gel Ink** – Flows smoothly across the page with minimal pressure, reducing hand fatigue during extended writing sessions
-   **Quick-Drying Formula** – Minimizes smudging and smearing, ideal for left-handed writers
-   **Latex-Free Grip** – Comfortable, textured grip provides control and reduces slipping
-   **Retractable Design** – Convenient click mechanism protects the tip and prevents ink from drying out
-   **Professional Quality** – Trusted by professionals, students, and writing enthusiasts worldwide

### Perfect For

Whether you're signing important documents, journaling, sketching bold ideas, or simply prefer a pen that makes your handwriting pop, the EnerGel RTX 1.0mm delivers consistent, bold performance every time. The smooth ink flow and comfortable grip make it an excellent choice for all-day writing tasks.

_Experience the difference that premium liquid gel technology makes in your daily writing._

## Details

- **Price:** 3.25 USD
- **Vendor:** Pentel of America, Ltd.
- **Type:** Gel Pens
- **Tags:** Best Seller, Evergreen Sale

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Violet | 3.25 USD | In stock |
| Green | 3.25 USD | In stock |
| Blue | 3.25 USD | In stock |
| Red | 3.25 USD | In stock |
| Black | 3.25 USD | In stock |

## Images

- Black Pentel EnerGel gel pen with bold 1.0mm tip, featuring a comfortable grip and sleek design, ideal for smooth, precise writing with premium quality ink.
- Purple and silver gel pen featuring a comfortable textured grip and metallic clip, designed for smooth, bold writing with liquid gel ink.
- Green and silver Pentel EnerGel gel pen with comfortable grip and bold 1.0mm tip designed for smooth, precise writing and premium performance.
- Blue and silver liquid gel pen with ergonomic grip, designed for smooth bold line writing, part of premium Pentel gel pens known for vibrant ink flow and comfortable use.
- Red and silver gel pen with a bold 1.0mm tip, featuring liquid gel ink and a comfortable grip, designed for smooth, premium writing experiences.
- Hand holding a gel pen writing neatly on grid paper with clear, bold ink lines, highlighting smear-free writing ideal for left-handed users.
- Two sleek liquid gel pens with stainless steel accents and textured latex-free grips displayed on a gray surface, emphasizing style and comfort in premium writing tools.
- Set of four black retractable gel pens showing different tip sizes from 0.3mm to 1.0mm with refill packs beside them on a textured white surface, highlighting refillable feature.

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> Source: [Pentel of America, Ltd.](https://www.pentel.com/products/energel-rtx-liquid-gel-pen-bold-line)
> Updated: 2026-10-23