---
product_id: 51930771
title: "8 Thick Chalk Pens for Windows, Glass, Blackboard, Chalkboard - 15mm Jumbo"
brand: "chalkola"
price: "¥9378"
currency: JPY
in_stock: true
category: "Chalkola"
url: https://www.desertcart.jp/products/51930771-8-thick-chalk-pens-for-windows-glass-blackboard-chalkboard-15mm
store_origin: JP
region: Japan
---

# 3-in-1 jumbo nib for versatile line styles Water-based washable ink for easy cleanup 28g ink per pen - 8x standard ink volume 8 Thick Chalk Pens for Windows, Glass, Blackboard, Chalkboard - 15mm Jumbo

**Brand:** chalkola
**Price:** ¥9378
**Availability:** ✅ In Stock

## Summary

> 🎨 Unleash Bold Creativity with Every Stroke!

## Quick Answers

- **What is this?** 8 Thick Chalk Pens for Windows, Glass, Blackboard, Chalkboard - 15mm Jumbo by chalkola
- **How much does it cost?** ¥9378 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/51930771-8-thick-chalk-pens-for-windows-glass-blackboard-chalkboard-15mm)

## Best For

- chalkola enthusiasts

## Why This Product

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

## Key Features

- • **Triple-Tip Power:** Switch effortlessly between wide, bold, and fine lines with the innovative 3-in-1 rectangular nib for every artistic or business need.
- • **Effortless Cleanup:** Water-based, washable ink means no stress—just wipe away with a damp cloth and refresh your canvas anytime.
- • **Vibrant & Bold Colors:** Make your messages pop with bright, eye-catching hues perfect for windows, chalkboards, and car decorations.
- • **Business & Classroom Ready:** Loved by teachers, artists, and entrepreneurs alike to transform any non-porous surface into a dynamic display of ideas.
- • **Ink That Lasts & Impresses:** Get 8 markers with 28g ink each—equivalent to 30 regular pens, so you never run dry on creativity.

## Overview

This set of 8 jumbo chalk pens features 28g of vibrant, water-based ink per pen—8 times more than standard markers. The unique 3-in-1 rectangular nib allows for wide, bold, and fine lines, making it perfect for windows, chalkboards, and car decorations. Washable and non-toxic, these markers are ideal for professionals, educators, and creatives seeking bold, versatile, and easy-to-clean writing tools.

## Description

These versatile window pens offer 28g of ink, creating bold, vibrant lines. The 3-in-1 nib provides wide, bold, and fine lines for diverse artistic and functional uses.

## Features

- More Ink and Value - 8 times more ink (28 gram ink per pen) and 8 marker per set. You actually get the equivalent of 30 markers at price of Eight. Other markers have 4 gram ink
- 3 In One Nib - The Rectangular Tip enables you to use the Markers as 3 Tips; Wide Lines, bold lines & thin fine lines for detail work and bold flat face for large block lettering on car windows, bistro boards.
- For Non-Porous Surfaces only - Porous Surfaces will absorb ink and leave ghosting. Always test a small hidden area of the surface first. Our window paint markers have water based ink and are washable. Just use a wet wipe cloth
- Wow Factor for Business - Turn any School Board | Glass or Window | Sign | Car Windows | LED Board | Display into a spectacular piece of art! Use them to write eye-catching menus, make office calendars look stunning, BEST Teacher Supplies for Classroom
- Vibrant, Bright and Bold - These wet erase glass markers can be used for car decoration for graduation, DIY projects, leaving personal notes on Mirror & calendar, Cafe menus, Gym boards, Lunch menu & as Dry Markers.
- Car Window Paint Markers Washable — shake cap-on, pump tip on paper towel until ink flows before writing. Prevents vertical dripping. Stay vivid in dry conditions — allow 5 minutes before driving. Avoid car washes while designs are on car windows.
- Easy to Use - First time Prep Required - Shake marker well before first use, gently press tip to and fro to prime ink flow (10 to 30 sec), then write smoothly.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0112OP7BY |
| Age Range Description | 3-8 years |
| Best Sellers Rank | 15,335 in Stationery & Office Supplies ( See Top 100 in Stationery & Office Supplies ) 174 in Dry Erase & Wet Erase Markers |
| Body Shape | barrel" or "cylindrical |
| Brand Name | Chalkola |
| Colour | Multicolored |
| Country Of Origin | China |
| Customer Reviews | 4.5 4.5 out of 5 stars (5,166) |
| Grip Type | Smooth |
| Hand Orientation | Ambidextrous |
| Included Components | 8 markers |
| Ink Base | Water |
| Ink Colour | Green, Orange, Blue, Pink, Red, Yellow, White, Purple |
| Is Waterproof | fake |
| Item Diameter | 15 Millimetres |
| Item Dimensions | 22.9 x 16 x 3.6 centimetres |
| Item Weight | 3 Grams |
| Line Size | 15mm |
| Manufacturer | Chalkola |
| Manufacturer Part Number | chk_jumbo_var |
| Marker Type | Whiteboard Marker |
| Material Type | Plastic |
| Model Number | BC33000 |
| Number of Items | 8 |
| Number of Pieces | 8 |
| Package Size Name | 8 Pack |
| Pattern | Letter Print |
| Point Type | Multiple |
| Recommended Uses For Product | Writing on whiteboards, chalk boards, glass and other non-porous surface; Temporary marking; Use in schools, offices and homes |
| Special Features | Non Toxic |
| Style | Tank |
| Surface Recommendation | Window |
| Target Audience | Adult, Kid, Youth |
| Theme | Rainbow |
| UPC | 784672648257 |
| Unit Count | 8.0 count |
| Water Resistance Level | Water Resistant |
| Writing Instrument Form | Marker Pen |
| Writing Technique | Direct Contact |

## Product Details

- **Brand:** Chalkola
- **Ink colour:** Green, Orange, Blue, Pink, Red, Yellow, White, Purple
- **Number of items:** 8
- **Point type:** Multiple

## Images

![8 Thick Chalk Pens for Windows, Glass, Blackboard, Chalkboard - 15mm Jumbo - Image 1](https://m.media-amazon.com/images/I/71iklLKMx-L.jpg)

## Available Options

This product comes in different **Color** options.

## Frequently Bought Together

- 8 Washable Window Markers for Cars - 15mm Jumbo, 3 in 1 Nib, 28g Ink - Liquid Chalk Markers for Chalkboard, Blackboard, Glass, Bistro, Auto, Menu Board - Loved by Teachers, Kids, Artists, Businesses
- Celepen Window Chalk Markers for Cars Glass Washable, 8 Colors Jumbo Liquid Chalk Marker Pens with 10mm 3 in 1 Nib Wide Tip, Chalkboard Markers Car Window Paint Markers Pen for Auto, Mirror, Poster
- Window Chalk Markers for Cars Washable: 8 Colors Jumbo Liquid Chalk Marker with 10mm Thick Tips, Big Chalkboard Markers, Car Window Paint Markers Pen for Glass, Auto, Bistro, Mirror, Poster, Business

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**Shop now:** [https://www.desertcart.jp/products/51930771-8-thick-chalk-pens-for-windows-glass-blackboard-chalkboard-15mm](https://www.desertcart.jp/products/51930771-8-thick-chalk-pens-for-windows-glass-blackboard-chalkboard-15mm)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-08-18*