Button Size Converter
Convert button size with this free online tool
Button Size Converter
Convert between ligne, millimeters, and inches for button sizing
Conversion Results
Ligne
20.0
Millimeters
12.70
Inches
32/64"
Common Button Sizes & Uses
| Ligne | mm | Inches | Typical Uses |
|---|---|---|---|
| 12L | 7.6 | 5/16" | Cuff buttons, doll clothing |
| 14L | 8.9 | 23/64" | Baby clothing, delicate shirts |
| 16L | 10.2 | 3/8" | Shirt buttons, blouses |
| 18L | 11.4 | 7/16" | Shirt buttons, light blouses |
| 20L | 12.7 | 1/2" | Standard shirt buttons |
| 22L | 14 | 9/16" | Casual shirts, tunics |
| 24L | 15.2 | 19/32" | Light jackets, cardigans |
| 27L | 17.1 | 43/64" | Skirt/dress waist, craft |
| 30L | 19.1 | 3/4" | Coat buttons, crafts |
| 32L | 20.3 | 13/16" | Medium coats, decoration |
| 34L | 21.6 | 27/32" | Outerwear, coats |
| 36L | 22.9 | 29/32" | Heavy coats, decoration |
| 40L | 25.4 | 1" | Decorative, craft buttons |
| 45L | 28.6 | 1-1/8" | Large decorative, bags |
| 50L | 31.8 | 1-1/4" | Oversized decorative |
| 60L | 38.1 | 1-1/2" | Craft, statement buttons |
1 ligne = 0.635 mm (1/40 of an inch). The ligne system originated in France and remains the international standard for button measurement.
Button Size Converter — free, fast, and works in your browser. No setup required, just open and start using it.
Key Features
Instant button size converter conversions
Supports multiple input formats
Batch conversion capability
Copy results with one click
No installation needed
100% free online converter
How to Use Button Size Converter
Enter Your Data
Input your values or data into the button size converter tool fields
Configure Options
Adjust any optional settings or parameters for your specific needs
Get Instant Results
The tool automatically calculates and displays results in real-time
Copy or Export
Copy the results to clipboard or use them directly in your project
Repeat as Needed
Run the tool again with different inputs — unlimited usage, completely free
Use Cases
Use button size converter for personal projects
Professional and academic applications
Quick reference and verification
Everyday productivity and convenience
Frequently Asked Questions
Is the Button Size Converter free to use?
Yes, the Button Size Converter is completely free with no registration required. Use it as many times as you need.
Do I need to create an account?
No account needed. All tools work instantly in your browser without any signup or login.
Is my data safe?
Absolutely. All processing happens locally in your browser. Your data is never sent to any server.
Does the Button Size Converter work on mobile?
Yes, the tool is fully responsive and works on phones, tablets, and desktop computers.
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