Hat Size Converter - US, UK, EU, Asian Size Chart
Convert hat sizes between US, UK, EU, and Asian sizing charts instantly. Perfect for online shopping, baseball caps, beanies, fedoras, and designer hats. Get accurate measurements for fashion purchases.
Select Your Hat Size System
Complete Hat Size Chart
| US Size | UK Size | EU Size (cm) | Asian Size | Head Circumference (inches) |
|---|---|---|---|---|
| 6 3/4 | 6 3/4 | 54 | XS | 21.3 |
| 6 7/8 | 6 7/8 | 55 | S | 21.7 |
| 7 | 7 | 56 | S | 22.0 |
| 7 1/8 | 7 1/8 | 57 | M | 22.4 |
| 7 1/4 | 7 1/4 | 58 | M | 22.8 |
| 7 3/8 | 7 3/8 | 59 | L | 23.2 |
| 7 1/2 | 7 1/2 | 60 | L | 23.6 |
| 7 5/8 | 7 5/8 | 61 | XL | 24.0 |
| 7 3/4 | 7 3/4 | 62 | XL | 24.4 |
| 7 7/8 | 7 7/8 | 63 | XXL | 24.8 |
| 8 | 8 | 64 | XXL | 25.2 |
| 8 1/8 | 8 1/8 | 65 | XXXL | 25.6 |
| 8 1/4 | 8 1/4 | 66 | XXXL | 26.0 |
Popular Hat Types & Sizing
Baseball Cap
Common sizes: 7, 7 1/4, 7 1/2, 7 5/8
Beanie
Common sizes: S, M, L, XL
Fedora
Common sizes: 7, 7 1/8, 7 1/4, 7 3/8
Bucket Hat
Common sizes: S/M, L/XL
How to Measure Your Head
Use a flexible measuring tape or string
Measure around your head 1 inch above eyebrows
Keep tape level and snug but not tight
Use our converter to find your hat size
Hat Sizing Tips
Perfect for Fashion & Online Shopping
Online Shopping
Convert sizes for international fashion brands and online stores.
Gift Buying
Find the perfect hat size for gifts and special occasions.
Fashion Styling
Professional styling and fashion coordination with accurate sizing.
Related Size Converters
Frequently Asked Questions - Hat Size Converter
About Hat Size Converter - Complete Fashion Shopping Guide
Our free online hat size converter is the most accurate tool for converting hat sizes between US, UK, EU, and Asian sizing systems. Whether you need size conversion for online fashion shopping, designer hats, baseball caps, beanies, or luxury fashion brands, our calculator provides precise size conversions suitable for any international shopping needs.
Key Features of Our Hat Size Converter
- International Size Support: US, UK, EU, and Asian sizing systems
- Fashion Brand Compatibility: Works with major fashion and designer brands
- Head Circumference Calculator: Convert measurements to hat sizes
- Complete Size Chart: Comprehensive sizing reference table
- Shopping Optimized: Perfect for online fashion purchases
- Free & No Registration: Completely free with no sign-up required
- Mobile Responsive: Works perfectly on all devices
- Instant Results: Real-time size conversions
Hat Size Converter Use Cases
- Online Fashion Shopping: Convert sizes for international fashion brands
- Designer Hat Purchases: Luxury brand size conversions for Gucci, Prada, LV
- Baseball Cap Shopping: US sizing for sports caps and snapbacks
- Beanie and Winter Hats: Size conversion for cold weather accessories
- Fedora and Dress Hats: Formal hat sizing for special occasions
- Gift Buying: Find perfect hat sizes for gifts and presents
- International Shopping: Shop from US, UK, EU, and Asian retailers
- Vintage Hat Collecting: Size conversion for vintage and antique hats
- Fashion Styling: Professional styling with accurate hat sizing
- Costume and Cosplay: Character hat sizing for costumes and cosplay
Hat Sizing Systems Explained
Different regions use different hat sizing systems. US and UK sizes use fractional numbers (7, 7 1/4, 7 1/2), European sizes use centimeters (56cm, 57cm, 58cm), and Asian sizes typically use letter grades (S, M, L, XL). Our converter handles all these systems and provides accurate conversions for seamless international shopping.
Fashion Shopping Tips
When shopping for hats online, always measure your head circumference first, use our converter to find your size in the brand's sizing system, and check customer reviews for fit feedback. Consider the hat material - stretchy materials like beanies are more forgiving, while structured hats like fedoras need precise sizing. For expensive designer purchases, verify the brand's return policy in case adjustments are needed.