---
product_id: 718919699
title: "Twin Pack (Black) Grout Pen - Designed for Restoring Tile Grout in Bathrooms and Kitchens, Black"
brand: "rainbow chalk markers ltd"
price: "NT$4375"
currency: TWD
in_stock: true
reviews_count: 5
category: "Rainbow Chalk Markers Ltd"
url: https://www.desertcart.tw/products/718919699-twin-pack-black-grout-pen-designed-for-restoring-tile-grout
store_origin: TW
region: Taiwan
---

# Water-based & non-toxic 5mm reversible bullet tip Antibacterial & antifungal formula Twin Pack (Black) Grout Pen - Designed for Restoring Tile Grout in Bathrooms and Kitchens, Black

**Brand:** rainbow chalk markers ltd
**Price:** NT$4375
**Availability:** ✅ In Stock

## Summary

> 🖤 Restore your grout, reclaim your space—flawless finish, zero hassle!

## Quick Answers

- **What is this?** Twin Pack (Black) Grout Pen - Designed for Restoring Tile Grout in Bathrooms and Kitchens, Black by rainbow chalk markers ltd
- **How much does it cost?** NT$4375 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/718919699-twin-pack-black-grout-pen-designed-for-restoring-tile-grout)

## Best For

- rainbow chalk markers ltd enthusiasts

## Why This Product

- Trusted rainbow chalk markers ltd brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Effortless Coverage:** Covers up to 60 meters of grout for extensive restoration
- • **Safe & Eco-Friendly:** Water-based, non-toxic formula perfect for enclosed spaces
- • **Versatile Application:** Ideal for all wall and floor grout types, water-resistant finish
- • **Long-Lasting Protection:** Antibacterial and antifungal action prevents mold re-growth
- • **Precision in Every Stroke:** 5mm reversible bullet tip for flawless grout coverage

## Overview

The Twin Pack (Black) Grout Pen by Rainbow Chalk Markers offers a professional-grade, water-based solution to restore and protect tile grout in kitchens and bathrooms. Featuring a 5mm reversible bullet tip for precise application, its antibacterial and antifungal formula not only covers stains but also prevents mold growth. Safe for enclosed areas and compatible with all grout types, it delivers up to 60 meters of water-resistant coverage, making grout renewal effortless and long-lasting.

## Description

This grout paint is water based and covers stained areas caused by everyday mould and dirt on grout between tiles. This product not only restores the appearance of the joint, but also prevents further mould formation with its antibacterial formulation. PRODUCT SPECIFICATIONS 5mm Bullet Tip Reversible Water based & non - toxic anti-bacterial and antifungal formula. Safe to use in enclosed areas. Covers 60 metres of grout area. Water resistant Valve activated to control ink flow. For use on all types of wall and floor grouts.

Review: Easy application, instant impact!
Review: Nice dark colour

## Features

- International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09GG8J3JY |
| Brand | RAINBOW CHALK MARKERS LTD |
| Brand Name | RAINBOW CHALK MARKERS LTD |
| Colour | black |
| Compatible Material | Wall and floor mortars |
| Country of Publication | USA |
| Customer Reviews | 4.2 out of 5 stars 1,204 Reviews |
| Included Components | grout pins |
| Item Dimensions | 9.5 x 1.4 x 19 Centimeters |
| Item Form | Pen |
| Item Weight | 25 Grams |
| Item dimensions L x W x H | 9.5 x 1.4 x 19 Centimeters |
| Manufacturer | Rainbow Chalk Markers |
| Material | Water based |
| Material Type | Water based |
| Surface Recommendation | Floor, ceiling, tiles |
| Unit Count | 14 Milliliters |
| Water Resistance Level | Water Repellent |

## Product Details

- **Material:** Water based
- **Brand:** RAINBOW CHALK MARKERS LTD
- **Item Weight:** 25 Grams
- **Item dimensions L x W x H:** 9.5 x 1.4 x 19 Centimeters
- **Water Resistance Level:** Water Repellent

## Images

![Twin Pack (Black) Grout Pen - Designed for Restoring Tile Grout in Bathrooms and Kitchens, Black - Image 1](https://m.media-amazon.com/images/I/81qHigiwYRL.jpg)
![Twin Pack (Black) Grout Pen - Designed for Restoring Tile Grout in Bathrooms and Kitchens, Black - Image 2](https://m.media-amazon.com/images/I/71yl4M842xL.jpg)
![Twin Pack (Black) Grout Pen - Designed for Restoring Tile Grout in Bathrooms and Kitchens, Black - Image 3](https://m.media-amazon.com/images/I/81NGzBuqJKL.jpg)
![Twin Pack (Black) Grout Pen - Designed for Restoring Tile Grout in Bathrooms and Kitchens, Black - Image 4](https://m.media-amazon.com/images/I/71X9GU3b+tL.jpg)
![Twin Pack (Black) Grout Pen - Designed for Restoring Tile Grout in Bathrooms and Kitchens, Black - Image 5](https://m.media-amazon.com/images/I/716a6O0l12L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Easy application, instant impact!
*by J***. on 8 November 2025*



### ⭐⭐⭐⭐⭐ Nice dark colour
*by M***N on 7 February 2026*



### ⭐⭐⭐⭐⭐ Top
*by L***. on 7 February 2026*

Kann ich nur empfehlen, Fugen aufgewertet und hält jetzt seit 2 Jahren

## Frequently Bought Together

- Grout Pen Black Tile Paint Marker: Waterproof Grout Paint, Tile Grout Colorant and Sealer Pen - Narrow 5mm, 2 Pack with Extra Tips (7mL) - Black
- Grout Pen White Tile Paint Marker: Waterproof Grout Paint, Tile Grout Colorant and Sealer Pen - White, Narrow 5mm Tip (7mL)
- Grout Pen White Tile Grout Paint Marker Replacement Tips: 5 Pack of Narrow 5mm - Waterproof Grout Paint Pen, Grout Colorant and Sealer Pen to Renew, Restore and Refresh Tile Grout

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**Shop now:** [https://www.desertcart.tw/products/718919699-twin-pack-black-grout-pen-designed-for-restoring-tile-grout](https://www.desertcart.tw/products/718919699-twin-pack-black-grout-pen-designed-for-restoring-tile-grout)

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-03-13*