People are always amazed when they see what Chalkola Platinum Series chalk markers can do. Artists and crafters love the 3 in 1 nib that allows you to draw fine lines and fill in details as well as the medium and bold lines they can make. You can do all of this with one marker!
Supplies Required:
All you need is a:- jar or small glass container
- Chalkola Platinum Series markers
- damp cloth
Step 1
You always get good coverage with Chalkola chalk markers. The jumbo window markers with the 3 in 1 nib insure that you’ll get into all the tight spaces that other markers miss.
Step 2
Chalkola Platinum Series markers are jumbo sized to last and to provide an easy, comfortable grip.
Step 3
Chalkola markers are especially suited to working on glass. They won’t scratch the surface and the colors flow on easily.
Step 4
Our tester chose the green jumbo Chalkola marker to start coloring the glass jar.
Step 5
The broad side of the 3 in 1 nib does a great job of covering the surface.
Step 6
The rest of the jar will be blue.
Step 7
See how the jumbo Chalkola marker covered every bit of the glass. There were some areas that needed the fine side of the nib although the broad side worked well for most of the surface. The fine nib did a great job on the circular part of the jar.
Step 8
Removing Chalkola Premium Wet Wipe markers is as easy as dampening a cloth.
Step 9
All you need to do is wipe away the chalk marker from the surface.
Step 10
As you can see, the color easily wipes off and leaves no residue.
Step 11
With their brilliant colors and 3 in 1 nibs, Chalkola Premium Wet Wipe Markers will color any surface. You’ll be able to cover broad areas as well as fill in fine details.
Also read – Using Chalkola Markers and Special Effects
TL;DR — chalk marker tip size in 60 seconds. Chalk markers come in four tip sizes: 1mm (fine — detailed lettering & small labels), 3mm (everyday chalkboard writing), 6mm (bold menus, signs, quick fills) and 15mm jumbo (windows, car windows, big boards). Decision rule: match the tip to your smallest text — the finer your detail, the smaller the tip.
Chalk marker tip sizes explained: 1mm vs 3mm vs 6mm vs 15mm
✏️
1mm — fine tip
Writes like a fine pen. Best for detailed lettering, small chalkboard labels, place cards, wine glasses and intricate art.
🖉
3mm — medium-fine
The everyday all-rounder for normal chalkboard writing and mid-size labels — a step bolder than 1mm.
📝
6mm — bold
Bold, readable strokes for menu boards, signs, headings and fast fills. The most popular size for cafes and shops.
🧺
15mm — jumbo
Wide 3-in-1 nib for big coverage: car windows, storefront and house windows, and large chalkboards.
How to pick the right chalk marker tip (3-step decision)
| If you’re writing… | Smallest detail | Choose |
|---|---|---|
| Place cards, small labels, detailed art | Very small | 1mm fine |
| Everyday chalkboard notes, calendars | Small–medium | 3mm |
| Menu boards, signs, headings | Medium–large | 6mm bold |
| Windows, car windows, big boards | Large | 15mm jumbo |
| A mix of detail and bold work | Both | Dual-tip (1mm + 5mm) |
The single biggest tip-selection rule: match the nib to your smallest text. Finer detail needs a finer tip; a broad nib can’t make thin lines, but a fine nib is slow at filling large areas — which is why a dual-tip pen is the most flexible pick.
Shop Chalkola chalk markers by tip size
30 Liquid Chalk Markers (1mm Fine Tip)
4.5★ (5,921 reviews) · $29.94 · 1mm fine — detail & small labels
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30 Liquid Chalk Markers (6mm)
4.5★ (5,921 reviews) · $29.94 · 6mm bold — menus & signs
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Chalkola Car Window Markers for Glass Washable - (15mm, 20 Pack w/Gold Silver) | Jumbo Liquid Chalk Markers for Blackboard, Chalkboard, Auto Mirror, Bistro Board — 3 in 1 Wide Nib Chalk Paint Pens
4.5★ (5303 reviews) · $39.95 · 15mm jumbo — windows & car glass
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16 Dual-Tip Chalk Markers
4.5★ (6,989 reviews) · $15.95 · dual-tip 1mm + 5mm — both in one pen
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Chalkola also makes a 3mm chalk marker for everyday chalkboard writing — a step bolder than the 1mm fine tip.
Chalk marker tip size FAQ
What is a fine tip chalk marker used for?
A fine tip (1mm) chalk marker is for small, precise work — detailed lettering, small chalkboard labels, place cards, wine-glass and mason-jar writing, and intricate art. It’s the tip to reach for whenever a broad nib would be too thick.
What size chalk marker tip is best for a chalkboard menu or sign?
For menu boards and signs you want bold, readable strokes — the 6mm tip is the standard choice. Use a 6mm for headings and body text, and a 1mm to add small details or fine underlines. For very large boards or window menus, step up to the 15mm jumbo.
What is the biggest chalk marker tip size, and what is it for?
The largest is the 15mm jumbo tip. It’s built for wide coverage: car windows, storefront and house windows, and large chalkboards where thin lines would take forever. Its 3-in-1 wide nib lays down broad, medium and edge strokes.
Should I get a single-size or a dual-tip chalk marker?
If you mostly do one kind of project, buy the matching single size. If you switch between detail and bold work, a dual-tip pen (1mm fine + 5mm bold in one marker) covers both without swapping pens — the most flexible choice for beginners and busy sign-makers.
