---
product_id: 384875998
title: "Uni-Ball Signo RT1 0.28mm - Smooth Ink Flow Gel pen, Retractable Gel Ink Pen, Ultra Micro Point, Red - Pack of 10, Sticky Notes Value Set"
brand: "uni-ball"
price: "$U1990"
currency: UYU
in_stock: true
url: https://www.desertcart.uy/products/384875998-uni-ball-signo-rt1-0-28mm-smooth-ink-flow-gel
store_origin: UY
region: Uruguay
---

# Quick-dry, water & light resistant ink 0.28mm Ultra Micro Point for precision Ergonomic rubber grip for fatigue-free use Uni-Ball Signo RT1 0.28mm - Smooth Ink Flow Gel pen, Retractable Gel Ink Pen, Ultra Micro Point, Red - Pack of 10, Sticky Notes Value Set

**Brand:** uni-ball
**Price:** $U1990
**Availability:** ✅ In Stock

## Summary

> 🖊️ Write Sharp, Stay Ahead – Because Details Matter!

## Quick Answers

- **What is this?** Uni-Ball Signo RT1 0.28mm - Smooth Ink Flow Gel pen, Retractable Gel Ink Pen, Ultra Micro Point, Red - Pack of 10, Sticky Notes Value Set by uni-ball
- **How much does it cost?** $U1990 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/384875998-uni-ball-signo-rt1-0-28mm-smooth-ink-flow-gel)

## 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

- • **Value-Packed Set:** Includes 10 vibrant red gel pens plus a handy sticky notes set—perfect for busy professionals and creatives alike.
- • **Pinpoint Precision:** Ultra-fine 0.28mm tip delivers crisp, detailed lines for meticulous notes and artwork.
- • **Retractable & Ready:** Convenient retractable design with sturdy clip keeps your pen secure and accessible on the go.
- • **All-Day Comfort Grip:** Soft rubber grip designed to reduce hand fatigue during long writing or sketching sessions.
- • **Smudge-Free Confidence:** Quick-drying, waterproof ink ensures your important documents stay flawless and vibrant.

## Overview

The Uni-Ball Signo RT1 is a premium retractable gel pen featuring an ultra-fine 0.28mm metal tip for exceptional precision. Its quick-drying, waterproof red ink resists smudging and fading, making it ideal for professional documents and detailed artwork. Designed with an ergonomic rubber grip and durable construction, this pack of 10 pens plus sticky notes offers both comfort and value for millennial professionals who demand reliability and style in their everyday writing tools.

## Description

Signo RT1 0.28mm - Smooth Ink Flow Gel pen, Retractable Gel Ink Pen, Ultra Micro Point, Red - Pack of 10, Sticky Notes Value Set

## Features

- 🖊 PREMIUM INK FLOW: This high quality ballpoint and gel ink is perfect for smooth and effortless drawing. This is the best Black gel pen set for artists, illustration sketching and adult coloring books. Uni-ball Signo RT1 does not have a corner at the tip of the tip, so you do not have to worry about the writing angle and your hands will not get tired.
- 🖊 EFFECTIVE USAGE: This quality signo gel pen does not fade and can be used for important documents. Since it is a quick-drying ink that penetrates quickly into the paper surface, there is no bleeding or show-through. It also has excellent water resistance and light resistance.
- 🖊 VERY FINE TIP GEL PENS: This durable black ink pen has a fine point tip suitable for any task, or writing meticulous notes, marking your calendar, etc. It has an Ultra Micro Point of 0.28mm. The ink dries quickly so there’s no bleeding or show-through! A rubber grip that is easy to use anywhere and easy to grip.In addition to its stylish design, it is a clip that is easy to pinch in your notebook.
- 🖊 ACID FREE AND NON TOXIC: This pen has a rubber grip for comfortable use. One unique thing about this pen is that it has more ink than any gel pen and sakura gelly roll pen. Durable design that does not break even if dropped and does not leak liquid. It uses a stainless steel tip with excellent toughness and a spring tip mechanism to prevent direct current ink.
- 🖊 100% SATISFACTION GUARANTEED: As a brand, we believe in quality! All our premium Uni-Ball Signo RT1 Very Fine Point Gel Pen are made for your full satisfaction or money back guaranteed.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | ACEPORTE |
| Brand | uni-ball |
| Item Weight | 8.4 ounces |
| Package Dimensions | 5.75 x 2.68 x 1.14 inches |
| Color | Red |
| Closure | Retractable |
| Grip Type | Rubber |
| Material Type | Rubber |
| Number of Items | 11 |
| Size | 1 Count (Pack of 11) |
| Point Type | Ultra Micro |
| Line Size | 0.28mm |
| Ink Color | Red |
| Manufacturer Part Number | UMN15528.15 |

## Product Details

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

## Images

![Uni-Ball Signo RT1 0.28mm - Smooth Ink Flow Gel pen, Retractable Gel Ink Pen, Ultra Micro Point, Red - Pack of 10, Sticky Notes Value Set - Image 1](https://m.media-amazon.com/images/I/61wmPsnsEJS.jpg)

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**Shop now:** [https://www.desertcart.uy/products/384875998-uni-ball-signo-rt1-0-28mm-smooth-ink-flow-gel](https://www.desertcart.uy/products/384875998-uni-ball-signo-rt1-0-28mm-smooth-ink-flow-gel)

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*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-01-25*