---
product_id: 51930771
title: "8 Thick Chalk Pens for Windows, Glass, Blackboard, Chalkboard - 15mm Jumbo | 3 in 1 Fat Nib, 28g Ink - Washable Liquid Chalk Markers for Chalkboard, Cars - Loved by Teachers, Kids, Artists, Businesses"
brand: "chalkola"
price: "₨904"
currency: SCR
in_stock: true
category: "Chalkola"
url: https://www.desertcart.sc/products/51930771-8-thick-chalk-pens-for-windows-glass-blackboard-chalkboard-15mm
store_origin: SC
region: Seychelles
---

# 3-in-1 rectangular nib for versatile lines Perfect for non-porous surfaces like glass & windows 28g ink per pen - 8x more ink 8 Thick Chalk Pens for Windows, Glass, Blackboard, Chalkboard - 15mm Jumbo | 3 in 1 Fat Nib, 28g Ink - Washable Liquid Chalk Markers for Chalkboard, Cars - Loved by Teachers, Kids, Artists, Businesses

**Brand:** chalkola
**Price:** ₨904
**Availability:** ✅ In Stock

## Summary

> 🖌️ Elevate Your Message, Own the Window Spotlight!

## Quick Answers

- **What is this?** 8 Thick Chalk Pens for Windows, Glass, Blackboard, Chalkboard - 15mm Jumbo | 3 in 1 Fat Nib, 28g Ink - Washable Liquid Chalk Markers for Chalkboard, Cars - Loved by Teachers, Kids, Artists, Businesses by chalkola
- **How much does it cost?** ₨904 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/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 Precision:** Switch effortlessly between wide, bold, and fine lines with the innovative 3-in-1 rectangular nib.
- • **Ink That Lasts & Impresses:** Get 8 jumbo pens with 28g ink each—equivalent to 30 regular markers. More ink, more impact.
- • **Ready to Use, Ready to Wow:** Simple prep with shake & pump tip ensures smooth, drip-free writing every time—perfect for professionals on the go.
- • **Vibrant, Washable, & Worry-Free:** Water-based, washable ink that wipes clean from glass and windows—no ghosting, no mess.
- • **Transform Any Surface Into a Canvas:** Ideal for windows, glass boards, car windows, and office displays—turn everyday spaces into eye-catching art.

## Overview

This set of 8 jumbo chalk pens features 28 grams of vibrant, water-based ink per pen—8 times more than standard markers. Designed with a unique 3-in-1 rectangular nib, these markers deliver versatile line widths for bold signage or fine details. Perfect for non-porous surfaces like glass, windows, and chalkboards, the washable ink wipes clean without ghosting. Ideal for professionals and creatives looking to make their messages pop on office boards, car windows, or storefronts.

## 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 | 5,318 in Stationery & Office Supplies ( See Top 100 in Stationery & Office Supplies ) 94 in Dry Erase & Wet Erase Markers |
| Body Shape | Cylindrical |
| Brand Name | Chalkola |
| Colour | Multicolored |
| Country Of Origin | China |
| Customer Reviews | 4.5 4.5 out of 5 stars (5,172) |
| 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 | Markers |
| 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 | 3 in 1 Fat Nib, 28g Ink - Washable Liquid Chalk Markers for Chalkboard, Cars - Loved by Teachers, Kids, Artists, Businesses - 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.sc/products/51930771-8-thick-chalk-pens-for-windows-glass-blackboard-chalkboard-15mm](https://www.desertcart.sc/products/51930771-8-thick-chalk-pens-for-windows-glass-blackboard-chalkboard-15mm)

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*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-09-06*